| 275 | Humans |
| 210 | Male |
| 205 | Thulium |
| 179 | Thulium (chemistry) |
| 157 | Animals |
| 98 | Female |
| 94 | Middle Aged |
| 89 | Aged |
| 88 | Lasers |
| 85 | Treatment Outcome |
| 84 | Laser Therapy (methods) |
| 79 | Prostatic Hyperplasia (surgery) |
| 69 | Equipment Design |
| 61 | Adult |
| 58 | Rats |
| 57 | Lasers, Solid-State (therapeutic use) |
| 56 | Ytterbium (chemistry) |
| 49 | Radioisotopes |
| 49 | Lasers, Solid-State |
| 48 | Aged, 80 and over |
| 45 | Time Factors |
| 43 | Laser Therapy (instrumentation) |
| 39 | Laser Therapy (adverse effects) |
| 38 | Follow-Up Studies |
| 36 | Mice |
| 35 | Temperature |
| 35 | Fluorides (chemistry) |
| 34 | Thulium (therapeutic use) |
| 33 | Prospective Studies |
| 32 | Laser Therapy |
| 32 | Equipment Failure Analysis |
| 30 | Magnetic Resonance Spectroscopy |
| 30 | Infrared Rays |
| 29 | Prostatectomy (methods) |
| 28 | Transurethral Resection of Prostate (methods) |
| 27 | Fiber Optic Technology (instrumentation) |
| 26 | Retrospective Studies |
| 26 | Nanoparticles (chemistry) |
| 26 | Glass (chemistry) |
| 25 | Yttrium (chemistry) |
| 25 | Luminescence |
| 22 | Rats, Sprague-Dawley |
| 21 | Magnetic Resonance Spectroscopy (methods) |
| 21 | Magnetic Resonance Imaging |
| 21 | Hydrogen-Ion Concentration |
| 21 | Holmium (chemistry) |
| 20 | Optical Fibers |
| 20 | Lanthanoid Series Elements (chemistry) |
| 20 | Energy Transfer |
| 19 | Prostatic Hyperplasia (complications) |
| 19 | Organometallic Compounds |
| 19 | Luminescent Measurements |
| 18 | Holmium |
| 17 | Tellurium (chemistry) |
| 17 | Prostate (surgery) |
| 17 | Oxides (chemistry) |
| 16 | Swine |
| 16 | Spectrometry, Fluorescence |
| 16 | Reproducibility of Results |
| 16 | Light |
| 16 | In Vitro Techniques |
| 15 | Tissue Distribution |
| 15 | Sensitivity and Specificity |
| 15 | Kinetics |
| 15 | Feasibility Studies |
| 15 | Erbium (chemistry) |
| 15 | Dysprosium |
| 14 | Yttrium |
| 14 | Thulium (metabolism) |
| 14 | Sodium (metabolism) |
| 14 | Protons |
| 14 | Prostatic Hyperplasia (pathology) |
| 14 | Organometallic Compounds (chemistry) |
| 14 | Magnetics |
| 14 | Lasers, Solid-State (adverse effects) |
| 14 | Gamma Rays |
| 14 | Dogs |
| 13 | Rabbits |
| 13 | Quality of Life |
| 13 | Prostatectomy (adverse effects) |
| 13 | Organophosphorus Compounds |
| 13 | Nanoparticles (ultrastructure) |
| 13 | Models, Molecular |
| 13 | Magnetic Resonance Imaging (methods) |
| 13 | Gadolinium (chemistry) |
| 13 | Crystallization |
| 13 | Computer Simulation |
| 13 | Algorithms |
| 12 | Ytterbium |
| 12 | Prostate (pathology) |
| 12 | Photons |
| 12 | Particle Size |
| 12 | Hot Temperature |
| 12 | Gadolinium |
| 11 | Thermoluminescent Dosimetry |
| 11 | Spectrophotometry, Ultraviolet |
| 11 | Length of Stay |
| 11 | Fiber Optic Technology |
| 11 | Amplifiers, Electronic |
| 10 | X-Ray Diffraction |
| 10 | Terbium |
| 10 | Radionuclide Imaging |
| 10 | Postoperative Complications (etiology) |
| 10 | Pain (physiopathology) |
| 10 | Operative Time |
| 10 | Materials Testing |
| 10 | Lutetium |
| 10 | Fluorescence |
| 10 | Absorption |
| 9 | Urinary Bladder Neoplasms (surgery) |
| 9 | Thulium (pharmacology) |
| 9 | Spectrum Analysis |
| 9 | Spectrophotometry, Infrared |
| 9 | Skin (radiation effects) |
| 9 | Postoperative Complications |
| 9 | Phantoms, Imaging |
| 9 | Neoplasm Transplantation |
| 9 | Molecular Structure |
| 9 | Models, Chemical |
| 9 | Models, Biological |
| 9 | Methods |
| 9 | Lutetium (chemistry) |
| 9 | Lithotripsy, Laser (methods) |
| 9 | Dose-Response Relationship, Radiation |
| 9 | Calcium |
| 9 | Adolescent |
| 8 | Urinary Bladder Neck Obstruction (surgery) |
| 8 | Urinary Bladder Neck Obstruction (etiology) |
| 8 | Ultraviolet Rays |
| 8 | Transurethral Resection of Prostate |
| 8 | Thulium (analysis) |
| 8 | Thermoluminescent Dosimetry (methods) |
| 8 | Thermodynamics |
| 8 | Sulfates |
| 8 | Scattering, Radiation |
| 8 | Rats, Wistar |
| 8 | Radiometry |
| 8 | Nociceptors (physiology) |
| 8 | Neodymium |
| 8 | Models, Theoretical |
| 8 | Metals, Rare Earth (chemistry) |
| 8 | Luminescent Measurements (methods) |
| 8 | Lithotripsy, Laser (instrumentation) |
| 8 | Ligands |
| 8 | Kidney Neoplasms (surgery) |
| 8 | Ions |
| 8 | Europium |
| 8 | Europium (chemistry) |
| 8 | Erbium |
| 8 | Endoscopy |
| 8 | Disease Models, Animal |
| 8 | Contrast Media (chemistry) |
| 8 | Child |
| 8 | Carcinoma, Transitional Cell (surgery) |
| 8 | Calcium (metabolism) |
| 7 | Young Adult |
| 7 | Urinary Calculi (therapy) |
| 7 | Transurethral Resection of Prostate (adverse effects) |
| 7 | Thulium (radiation effects) |
| 7 | Thulium (pharmacokinetics) |
| 7 | Thermoluminescent Dosimetry (instrumentation) |
| 7 | Terbium (chemistry) |
| 7 | Spectrum Analysis, Raman |
| 7 | Silicon Dioxide (chemistry) |
| 7 | Samarium |
| 7 | Radiation Dosage |
| 7 | Quantum Theory |
| 7 | Prostatic Hyperplasia (physiopathology) |
| 7 | Prostatectomy (instrumentation) |
| 7 | Pain Threshold (physiology) |
| 7 | Organ Size |
| 7 | Optical Phenomena |
| 7 | Nephrectomy (methods) |
| 7 | Nanotubes (chemistry) |
| 7 | Nanostructures (chemistry) |
| 7 | Myocardium (metabolism) |
| 7 | Monte Carlo Method |
| 7 | Molecular Conformation |
| 7 | Microscopy, Electron, Transmission |
| 7 | Metal Nanoparticles (chemistry) |
| 7 | Lasers, Semiconductor |
| 7 | Lanthanum |
| 7 | Intraocular Pressure |
| 7 | Electrons |
| 7 | Dysprosium (chemistry) |
| 7 | Brain (physiology) |
| 6 | Water (chemistry) |
| 6 | Urinary Retention (etiology) |
| 6 | Tungsten (chemistry) |
| 6 | Thulium (adverse effects) |
| 6 | Thulium (administration & dosage) |
| 6 | Thermography (methods) |
| 6 | Surface Properties |
| 6 | Sodium (chemistry) |
| 6 | Skin (pathology) |
| 6 | Risk Assessment |
| 6 | Rats, Inbred F344 |
| 6 | Radiotherapy Dosage |
| 6 | Radioisotopes (therapeutic use) |
| 6 | Radioisotopes (chemistry) |
| 6 | Protein Conformation |
| 6 | Prostatic Hyperplasia (diagnosis) |
| 6 | Perfusion |
| 6 | Patient Satisfaction |
| 6 | Oscillometry (instrumentation) |
| 6 | Metals, Rare Earth |
| 6 | Liver (metabolism) |
| 6 | Larynx (surgery) |
| 6 | Guinea Pigs |
| 6 | Glaucoma (surgery) |
| 6 | Germanium (chemistry) |
| 6 | Fluorine (chemistry) |
| 6 | Electron Spin Resonance Spectroscopy |
| 6 | Dimyristoylphosphatidylcholine (chemistry) |
| 6 | Crystallography, X-Ray |
| 6 | Coordination Complexes (chemistry) |
| 6 | Contrast Media |
| 6 | Contrast Media (chemical synthesis) |
| 6 | Computer-Aided Design |
| 6 | Cell Line |
| 6 | Cell Line, Tumor |
| 6 | Cattle |
| 6 | Calibration |
| 6 | Calcium Fluoride (chemistry) |
| 6 | Brain Mapping |
| 6 | Binding Sites |
| 6 | Aluminum |
| 5 | Ytterbium (therapeutic use) |
| 5 | Water |
| 5 | Vocal Cords (surgery) |
| 5 | Urodynamics |
| 5 | Urination |
| 5 | Urinary Bladder (surgery) |
| 5 | Urethra (surgery) |
| 5 | Transurethral Resection of Prostate (instrumentation) |
| 5 | Titanium (chemistry) |
| 5 | Tissue Culture Techniques |
| 5 | Spectroscopy, Near-Infrared (methods) |
| 5 | Spectroscopy, Fourier Transform Infrared |
| 5 | Spectrophotometry, Atomic |
| 5 | Spectrophotometry (methods) |
| 5 | Spectrometry, Fluorescence (methods) |
| 5 | Somatosensory Cortex (physiology) |
| 5 | Skin (innervation) |
| 5 | Reoperation |
| 5 | Refractometry (instrumentation) |
| 5 | Rats, Inbred Strains |
| 5 | Randomized Controlled Trials as Topic |
| 5 | Radiochemistry |
| 5 | Prostatism (etiology) |
| 5 | Prostatic Neoplasms (surgery) |
| 5 | Promethium |
| 5 | Praseodymium |
| 5 | Postoperative Period |
| 5 | Postoperative Complications (epidemiology) |
| 5 | Physicochemical Phenomena |
| 5 | Phosphorus |
| 5 | Pentetic Acid (chemistry) |
| 5 | Pain Measurement |
| 5 | Oscillometry (methods) |
| 5 | Organophosphorus Compounds (chemistry) |
| 5 | Organometallic Compounds (pharmacokinetics) |
| 5 | Optics and Photonics |
| 5 | Optical Processes |
| 5 | Optical Devices |
| 5 | Neutrons |
| 5 | Nanoparticles (toxicity) |
| 5 | Models, Animal |
| 5 | Microscopy, Electron |
| 5 | Mathematics |
| 5 | Lower Urinary Tract Symptoms (surgery) |
| 5 | Lithium (chemistry) |
| 5 | Limit of Detection |
| 5 | Lasers, Semiconductor (therapeutic use) |
| 5 | Lasers, Gas (therapeutic use) |
| 5 | Laryngoscopy |
| 5 | Laryngeal Diseases (surgery) |
| 5 | Injections, Intravenous |
| 5 | Indicators and Reagents |
| 5 | Image Enhancement (methods) |
| 5 | Heterocyclic Compounds, 1-Ring (chemistry) |
| 5 | HeLa Cells |
| 5 | Graphite (chemistry) |
| 5 | Glass |
| 5 | Gallium Radioisotopes |
| 5 | Evoked Potentials (physiology) |
| 5 | Chemistry, Physical |
| 5 | Chemical Precipitation |
| 5 | Chelating Agents (chemistry) |
| 5 | Cerium |
| 5 | Calcium Sulfate |
| 5 | Calcium Fluoride (radiation effects) |
| 5 | Calcium (chemistry) |
| 5 | Burns (pathology) |
| 5 | Brachytherapy (methods) |
| 5 | Bismuth (chemistry) |
| 5 | Biosensing Techniques (methods) |
| 4 | Yttrium (therapeutic use) |
| 4 | X-Rays |
| 4 | Whole-Body Counting |
| 4 | Volatilization |
| 4 | Urologic Diseases (surgery) |
| 4 | Urinary Tract Infections (etiology) |
| 4 | Urinary Retention (surgery) |
| 4 | Urinary Bladder Neoplasms (pathology) |
| 4 | Urinary Bladder Neck Obstruction (physiopathology) |
| 4 | Urethral Stricture (surgery) |
| 4 | Ureteral Neoplasms (surgery) |
| 4 | Ureter (surgery) |
| 4 | Thulium (urine) |
| 4 | Thulium (blood) |
| 4 | Stapes Surgery (methods) |
| 4 | Spectroscopy, Near-Infrared |
| 4 | Spectrophotometry |
| 4 | Sodium Isotopes |
| 4 | Skin Aging |
| 4 | Silicon Dioxide |
| 4 | Sclerostomy (methods) |
| 4 | Sclera (surgery) |
| 4 | Safety |
| 4 | Respiratory Function Tests |
| 4 | Research |
| 4 | Recurrence |
| 4 | Reaction Time |
| 4 | Reaction Time (physiology) |
| 4 | Radiometry (methods) |
| 4 | Radio Waves |
| 4 | Protein Structure, Tertiary |
| 4 | Protein Binding |
| 4 | Prostatism (surgery) |
| 4 | Phosphates (metabolism) |
| 4 | Pain Measurement (methods) |
| 4 | Pain (etiology) |
| 4 | Oxides |
| 4 | Organometallic Compounds (chemical synthesis) |
| 4 | Nitrogen (chemistry) |
| 4 | Neutron Diffraction |
| 4 | Nerve Fibers (physiology) |
| 4 | Minerals (analysis) |
| 4 | Microscopy, Electron, Scanning |
| 4 | Mice, Nude |
| 4 | Metals, Rare Earth (analysis) |
| 4 | Metals (chemistry) |
| 4 | Melanosis (surgery) |
| 4 | Manganese |
| 4 | Manganese (chemistry) |
| 4 | Magnetoencephalography (methods) |
| 4 | Lower Urinary Tract Symptoms (etiology) |
| 4 | Lithium |
| 4 | Lipid Bilayers (chemistry) |
| 4 | Learning Curve |
| 4 | Lanthanum (pharmacology) |
| 4 | Lanthanum (chemistry) |
| 4 | Kidney Neoplasms (diagnosis) |
| 4 | Kidney (surgery) |
| 4 | Isotopes |
| 4 | Infant |
| 4 | Incidence |
| 4 | Image Processing, Computer-Assisted |
| 4 | Image Interpretation, Computer-Assisted (methods) |
| 4 | Hand (innervation) |
| 4 | Gold (chemistry) |
| 4 | Fluorescent Dyes (chemistry) |
| 4 | Extracellular Space (metabolism) |
| 4 | Erythema (etiology) |
| 4 | Endoscopy (methods) |
| 4 | Edetic Acid (analogs & derivatives) |
| 4 | Edema (etiology) |
| 4 | Copper (chemistry) |
| 4 | Citric Acid |
| 4 | Chromium |
| 4 | Child, Preschool |
| 4 | Chi-Square Distribution |
| 4 | Ceramics (chemistry) |
| 4 | Cell Survival (drug effects) |
| 4 | Cations (chemistry) |
| 4 | Carbon Isotopes |
| 4 | Burns (etiology) |
| 4 | Borates |
| 4 | Body Temperature |
| 4 | Birefringence |
| 4 | Amides (chemistry) |
| 4 | Americium |
| 3 | Zirconium (chemistry) |
| 3 | Zinc Oxide (chemistry) |
| 3 | Ytterbium (toxicity) |
| 3 | Ytterbium (analysis) |
| 3 | Wound Healing |
| 3 | Vocal Cords (pathology) |
| 3 | Urologic Surgical Procedures, Male (methods) |
| 3 | Urinary Catheterization |
| 3 | Urinary Bladder (pathology) |
| 3 | Ureteroscopy |
| 3 | Tungsten Compounds (chemistry) |
| 3 | Tracheal Diseases (surgery) |
| 3 | Trace Elements (analysis) |
| 3 | Tomography, X-Ray Computed |
| 3 | Tomography, X-Ray Computed (methods) |
| 3 | Thulium (toxicity) |
| 3 | Thermoluminescent Dosimetry (statistics & numerical data) |
| 3 | Technetium |
| 3 | Strontium Radioisotopes |
| 3 | Spectrum Analysis, Raman (methods) |
| 3 | Spectrophotometry, Infrared (methods) |
| 3 | Soil |
| 3 | Sodium (blood) |
| 3 | Skin Physiological Phenomena |
| 3 | Skin Aging (radiation effects) |
| 3 | Sheep |
| 3 | Severity of Illness Index |
| 3 | Semiconductors |
| 3 | Sclerostomy |
| 3 | Samarium (chemistry) |
| 3 | Risk Factors |
| 3 | Reference Standards |
| 3 | Radiopharmaceuticals (chemistry) |
| 3 | Radiopharmaceuticals (chemical synthesis) |
| 3 | Radioisotopes (metabolism) |
| 3 | Radioisotopes (administration & dosage) |
| 3 | Radiography |
| 3 | Radioactivity |
| 3 | Radiation |
| 3 | Quaternary Ammonium Compounds |
| 3 | Prostatic Hyperplasia (therapy) |
| 3 | Probability |
| 3 | Postoperative Hemorrhage (etiology) |
| 3 | Pilot Projects |
| 3 | Physical Stimulation |
| 3 | Phospholipids (chemistry) |
| 3 | Phosphatidylethanolamines (chemistry) |
| 3 | Phosphatidylcholines |
| 3 | Phosphates |
| 3 | Phase Transition |
| 3 | Penile Erection |
| 3 | Organophosphorus Compounds (metabolism) |
| 3 | Organometallic Compounds (metabolism) |
| 3 | Nuclear Magnetic Resonance, Biomolecular (methods) |
| 3 | Neoplasm Staging |
| 3 | Neoplasm Invasiveness |
| 3 | Nanotechnology (methods) |
| 3 | Nanostructures (ultrastructure) |
| 3 | Nanoparticles |
| 3 | Myocardium (analysis) |
| 3 | Muscle Contraction (drug effects) |
| 3 | Molecular Imaging (methods) |
| 3 | Models, Statistical |
| 3 | Models, Anatomic |
| 3 | Micelles |
| 3 | Mice, Obese |
| 3 | Mice, Inbred C57BL |
| 3 | Metals, Rare Earth (pharmacology) |
| 3 | Metals, Heavy (analysis) |
| 3 | Meningioma (surgery) |
| 3 | Meningeal Neoplasms (surgery) |
| 3 | Mass Spectrometry |
| 3 | Magnets (chemistry) |
| 3 | Magnesium |
| 3 | Lysosomes (metabolism) |
| 3 | Luminescent Agents (chemistry) |
| 3 | Low-Level Light Therapy |
| 3 | Liver (physiology) |
| 3 | Lead (chemistry) |
| 3 | Lasers (adverse effects) |
| 3 | Laser Therapy (trends) |
| 3 | Laser Coagulation (instrumentation) |
| 3 | Laparoscopy (methods) |
| 3 | Islets of Langerhans (metabolism) |
| 3 | Infant, Newborn |
| 3 | Hyperthermia, Induced |
| 3 | Hydrolysis |
| 3 | Hot Temperature (adverse effects) |
| 3 | Hematuria (etiology) |
| 3 | Gramicidin |
| 3 | Glucose (pharmacology) |
| 3 | Glottis (surgery) |
| 3 | Gallium (chemistry) |
| 3 | Gallbladder (surgery) |
| 3 | Fullerenes (chemistry) |
| 3 | Fluorouracil (administration & dosage) |
| 3 | Fluorine |
| 3 | Fluorides |
| 3 | Fiber Optic Technology (methods) |
| 3 | Evoked Potentials, Somatosensory |
| 3 | Evoked Potentials, Somatosensory (physiology) |
| 3 | Evaluation Studies as Topic |
| 3 | Erectile Dysfunction (etiology) |
| 3 | Electroencephalography |
| 3 | Electric Stimulation |
| 3 | Edetic Acid |
| 3 | Dominance, Cerebral (physiology) |
| 3 | Dissection (instrumentation) |
| 3 | Discrimination (Psychology) (physiology) |
| 3 | Diagnosis, Differential |
| 3 | Densitometry |
| 3 | Cystoscopy (methods) |
| 3 | Cystectomy (methods) |
| 3 | Computers |
| 3 | Cohort Studies |
| 3 | Citrates (metabolism) |
| 3 | Chelating Agents |
