| 219 | Pneumonia, Viral |
| 219 | Humans |
| 219 | France |
| 219 | Coronavirus Infections |
| 218 | Pandemics |
| 181 | Betacoronavirus |
| 87 | Female |
| 75 | Male |
| 65 | Aged |
| 63 | Middle Aged |
| 48 | Adult |
| 35 | Aged, 80 and over |
| 30 | Retrospective Studies |
| 23 | Young Adult |
| 21 | Adolescent |
| 20 | Quarantine |
| 18 | Risk Factors |
| 17 | Societies, Medical |
| 17 | Practice Guidelines as Topic |
| 17 | Intensive Care Units |
| 17 | Child |
| 15 | Italy |
| 15 | Hospitalization |
| 15 | Disease Outbreaks |
| 15 | Comorbidity |
| 14 | Hydroxychloroquine |
| 12 | Time Factors |
| 12 | Clinical Laboratory Techniques |
| 12 | Azithromycin |
| 11 | Surveys and Questionnaires |
| 11 | Spain |
| 11 | Neoplasms |
| 11 | Infection Control |
| 11 | Incidence |
| 11 | Delivery of Health Care |
| 10 | Social Isolation |
| 10 | Child, Preschool |
| 10 | Antiviral Agents |
| 9 | Severity of Illness Index |
| 9 | Prospective Studies |
| 9 | Health Services Accessibility |
| 9 | China |
| 8 | United Kingdom |
| 8 | Pulmonary Embolism |
| 8 | Mental Disorders |
| 8 | Continuity of Patient Care |
| 8 | Communicable Disease Control |
| 8 | Age Factors |
| 7 | Viral Load |
| 7 | Treatment Outcome |
| 7 | Telemedicine |
| 7 | Risk Assessment |
| 7 | RNA, Viral |
| 7 | Patient Care Team |
| 7 | Mental Health Services |
| 7 | Infant |
| 7 | Critical Care |
| 6 | United States |
| 6 | Travel |
| 6 | Prognosis |
| 6 | Personal Protective Equipment |
| 6 | Patient Isolation |
| 6 | Olfaction Disorders |
| 6 | Medical Oncology |
| 6 | Lung |
| 6 | Length of Stay |
| 6 | Hospital Units |
| 6 | Health Personnel |
| 6 | Emergency Service, Hospital |
| 6 | Coronavirus |
| 6 | Anxiety |
| 5 | Triage |
| 5 | Tomography, X-Ray Computed |
| 5 | Suicide |
| 5 | Stress Disorders, Post-Traumatic |
| 5 | Risk |
| 5 | Reverse Transcriptase Polymerase Chain Reaction |
| 5 | Respiration, Artificial |
| 5 | Prevalence |
| 5 | Patient Admission |
| 5 | Nasopharynx |
| 5 | Infant, Newborn |
| 5 | Hospitals, University |
| 5 | Global Health |
| 5 | Germany |
| 5 | Follow-Up Studies |
| 5 | Critical Illness |
| 5 | Breast Neoplasms |
| 5 | Bed Conversion |
| 5 | Ambulatory Care |
| 4 | Time-to-Treatment |
| 4 | Stress, Psychological |
| 4 | Severe Acute Respiratory Syndrome |
| 4 | Respiratory Distress Syndrome, Adult |
| 4 | Public Health |
| 4 | Procedures and Techniques Utilization |
| 4 | Patient Transfer |
| 4 | Patient Selection |
| 4 | Otorhinolaryngologic Surgical Procedures |
| 4 | Occupational Diseases |
| 4 | Nursing Homes |
| 4 | Interdisciplinary Communication |
| 4 | Infectious Disease Transmission, Patient-to-Professional |
| 4 | Hospitals, Psychiatric |
| 4 | Health Services Needs and Demand |
| 4 | Health Resources |
| 4 | Genital Neoplasms, Female |
| 4 | Emergencies |
| 4 | Disease Progression |
| 4 | Disease Management |
| 4 | Attitude of Health Personnel |
| 4 | Anticoagulants |
| 3 | Withholding Treatment |
| 3 | Vulnerable Populations |
| 3 | Videoconferencing |
| 3 | Venous Thrombosis |
| 3 | Urology |
| 3 | Tracheostomy |
| 3 | Thrombosis |
| 3 | Tertiary Care Centers |
| 3 | Symptom Assessment |
| 3 | Surgical Oncology |
| 3 | Software |
| 3 | Social Support |
| 3 | Sleep Wake Disorders |
| 3 | Seroepidemiologic Studies |
| 3 | Research Design |
| 3 | Registries |
| 3 | Real-Time Polymerase Chain Reaction |
| 3 | Randomized Controlled Trials as Topic |
| 3 | Psychiatry |
| 3 | Protective Devices |
| 3 | Professional Staff Committees |
| 3 | Preoperative Care |
| 3 | Pregnancy |
| 3 | Pilot Projects |
| 3 | Personal Autonomy |
| 3 | Patient Safety |
| 3 | Patient Acceptance of Health Care |
| 3 | Paris |
| 3 | Palliative Care |
| 3 | Otolaryngology |
| 3 | Mortality |
| 3 | Models, Statistical |
| 3 | Mobile Health Units |
| 3 | Mass Screening |
| 3 | Long-Term Care |
| 3 | Liver Transplantation |
| 3 | Influenza, Human |
| 3 | Immunocompromised Host |
| 3 | Homes for the Aged |
| 3 | History, 21st Century |
| 3 | Health Priorities |
| 3 | Gynecologic Surgical Procedures |
| 3 | Genome, Viral |
| 3 | Fibrin Fibrinogen Degradation Products |
| 3 | Europe |
| 3 | Drug Therapy, Combination |
| 3 | Drug Repositioning |
| 3 | Digestive System Surgical Procedures |
| 3 | Depression |
| 3 | Contact Tracing |
| 3 | Consensus |
| 3 | Chilblains |
| 3 | Boredom |
| 3 | Biomarkers |
| 3 | Animals |
| 3 | Aircraft |
| 2 | Viral Nonstructural Proteins |
| 2 | Venous Thromboembolism |
| 2 | Universal Precautions |
| 2 | Uncertainty |
| 2 | Transplant Recipients |
| 2 | Tissue and Organ Procurement |
| 2 | Survival Rate |
| 2 | Surgical Procedures, Operative |
| 2 | Substance-Related Disorders |
| 2 | Stroke |
| 2 | Sputum |
| 2 | Social Justice |
| 2 | Social Change |
| 2 | Small Cell Lung Carcinoma |
| 2 | Skin Diseases |
| 2 | Single-Blind Method |
| 2 | Singapore |
| 2 | Serologic Tests |
| 2 | Sentinel Surveillance |
| 2 | Science |
| 2 | ST Elevation Myocardial Infarction |
| 2 | Ritonavir |
| 2 | Respiratory Therapy |
| 2 | Resource Allocation |
| 2 | Renal Dialysis |
| 2 | Remote Consultation |
| 2 | Referral and Consultation |
| 2 | Recovery of Function |
| 2 | Quality of Health Care |
| 2 | Public Policy |
| 2 | Psychotic Disorders |
| 2 | Psychotherapy |
| 2 | Professional Practice |
| 2 | Prisoners |
| 2 | Primary Health Care |
| 2 | Pregnant Women |
| 2 | Pregnancy Trimester, Third |
| 2 | Pregnancy Complications, Infectious |
| 2 | Population Surveillance |
| 2 | Polymerase Chain Reaction |
| 2 | Pediatrics |
| 2 | Patients' Rooms |
| 2 | Patient Discharge |
| 2 | Patient Care Management |
| 2 | Oxygen |
| 2 | Outcome Assessment, Health Care |
| 2 | Organizational Innovation |
| 2 | Organ Dysfunction Scores |
| 2 | Ophthalmology |
| 2 | Ophthalmologists |
| 2 | Operating Rooms |
| 2 | Obesity |
| 2 | Multivariate Analysis |
| 2 | Mucocutaneous Lymph Node Syndrome |
| 2 | Mobile Applications |
| 2 | Medical Staff, Hospital |
| 2 | Lung Transplantation |
| 2 | Lopinavir |
| 2 | Logistic Models |
| 2 | Kidney Failure, Chronic |
| 2 | Iran |
| 2 | Intubation, Intratracheal |
| 2 | Internship and Residency |
| 2 | Internet |
| 2 | Internationality |
| 2 | Information Dissemination |
| 2 | Inflammatory Bowel Diseases |
| 2 | Inflammation |
| 2 | Hypoxia |
| 2 | Hygiene |
| 2 | Housing |
| 2 | Hospitals, Public |
| 2 | Hospital Restructuring |
| 2 | Hospital Records |
| 2 | Hospital Bed Capacity |
| 2 | Hospital Administration |
| 2 | Health Policy |
| 2 | Health Knowledge, Attitudes, Practice |
| 2 | Health Care Rationing |
| 2 | Head and Neck Neoplasms |
| 2 | HIV Infections |
| 2 | Government Agencies |
| 2 | Geriatrics |
| 2 | Fever |
| 2 | Family |
| 2 | Extracorporeal Membrane Oxygenation |
| 2 | Epidemics |
| 2 | Endocytosis |
| 2 | Emergency Treatment |
| 2 | Emergency Medical Services |
| 2 | Emergency Medical Service Communication Systems |
| 2 | Emergency Medical Dispatch |
| 2 | Electroconvulsive Therapy |
| 2 | Elective Surgical Procedures |
| 2 | Dyspnea |
| 2 | Drug Interactions |
| 2 | Drug Combinations |
| 2 | Disinfection |
| 2 | Disease Transmission, Infectious |
| 2 | Disaster Planning |
| 2 | Disaster Medicine |
| 2 | Diagnosis, Differential |
| 2 | Diabetes Complications |
| 2 | Databases, Factual |
| 2 | DNA, Viral |
| 2 | Cross-Sectional Studies |
| 2 | Cross Infection |
| 2 | Cost of Illness |
| 2 | Computed Tomography Angiography |
| 2 | Community Networks |
| 2 | Cohort Studies |
| 2 | Cognition Disorders |
| 2 | Clinical Trials as Topic |
| 2 | Clinical Laboratory Services |
| 2 | Chlorpromazine |
| 2 | Central African Republic |
| 2 | Case-Control Studies |
| 2 | Caregivers |
| 2 | Cardiovascular Diseases |
| 2 | Carcinoma, Non-Small-Cell Lung |
| 2 | Blood-Brain Barrier |
| 2 | Blood Coagulation |
| 2 | Biomedical Research |
| 2 | Belgium |
| 2 | Behavior, Addictive |
| 2 | Basic Reproduction Number |
| 2 | Attitude |
| 2 | Antineoplastic Agents |
| 2 | Antimalarials |
| 2 | Antibodies, Viral |
| 2 | Anti-Bacterial Agents |
| 2 | Anesthesiology |
| 2 | Anesthesiologists |
| 2 | Anemia, Sickle Cell |
| 2 | Alzheimer Disease |
| 2 | Advisory Committees |
| 2 | Adaptation, Psychological |
| 2 | Acute Disease |
| 1 | alpha-Glucosidases |
| 1 | World Health Organization |
| 1 | Workplace |
| 1 | Workload |
| 1 | Workforce |
| 1 | Work Schedule Tolerance |
| 1 | Work Engagement |
| 1 | Weather |
| 1 | Waiting Lists |
| 1 | Vulvar Neoplasms |
| 1 | Virulence |
| 1 | Viral Vaccines |
| 1 | Viral Proteins |
| 1 | Viral Envelope Proteins |
| 1 | Vero Cells |
| 1 | Ventilators, Mechanical |
| 1 | Ventilator Weaning |
| 1 | Ventilation |
| 1 | Ventilation-Perfusion Ratio |
| 1 | Vaginal Neoplasms |
| 1 | Vaccines |
| 1 | Vaccination Refusal |
| 1 | Uterine Cervical Neoplasms |
| 1 | User-Computer Interface |
| 1 | Urologists |
| 1 | Urologic Surgical Procedures |
| 1 | Urologic Diseases |
| 1 | Urolithiasis |
| 1 | Urine |
| 1 | Urban Population |
| 1 | Upper Extremity |
| 1 | Universities |
| 1 | Universal Health Insurance |
| 1 | Ultrasonography |
| 1 | Uganda |
| 1 | Turkey |
| 1 | Troponin |
| 1 | Tropical Climate |
| 1 | Trophoblastic Neoplasms |
| 1 | Treatment Refusal |
| 1 | Trauma Centers |
| 1 | Transportation of Patients |
| 1 | Translational Medical Research |
| 1 | Toes |
| 1 | Tissue Donors |
| 1 | Tissue Distribution |
| 1 | Timor-Leste |
| 1 | Thymus Neoplasms |
| 1 | Therapies, Investigational |
| 1 | Therapeutic Human Experimentation |
| 1 | Textiles |
| 1 | Taste Perception |
| 1 | Taste Disorders |
| 1 | Systems Analysis |
| 1 | Systemic Inflammatory Response Syndrome |
| 1 | Switzerland |
| 1 | Survival Analysis |
| 1 | Surgery Department, Hospital |
| 1 | Surgeons |
| 1 | Suicide, Attempted |
| 1 | Suicidal Ideation |
| 1 | Stochastic Processes |
| 1 | Steroids |
| 1 | Standard of Care |
| 1 | Stakeholder Participation |
| 1 | Squamous Cell Carcinoma of Head and Neck |
| 1 | Spike Glycoprotein, Coronavirus |
| 1 | Specimen Handling |
| 1 | Spatio-Temporal Analysis |
| 1 | Somalia |
| 1 | Societies, Scientific |
| 1 | Societies, Pharmaceutical |
| 1 | Societies, Hospital |
| 1 | Social Networking |
| 1 | Social Distance |
| 1 | Social Conditions |
| 1 | Smoking Cessation |
| 1 | Sleep |
| 1 | Sleep Latency |
| 1 | Sleep Disorders, Circadian Rhythm |
| 1 | Sleep Deprivation |
| 1 | Sleep Aids, Pharmaceutical |
| 1 | Skin |
| 1 | Skilled Nursing Facilities |
| 1 | Single Photon Emission Computed Tomography Computed Tomography |
| 1 | Ships |
| 1 | Seychelles |
| 1 | Sequence Deletion |
| 1 | Sequence Analysis |
| 1 | Sequence Analysis, RNA |
| 1 | Sensitivity and Specificity |
| 1 | Semantic Web |
| 1 | Self-Assessment |
| 1 | Self Report |
| 1 | Self Concept |
| 1 | Seasons |
| 1 | Schools |
| 1 | Scholarly Communication |
| 1 | Sarcoma |
| 1 | Sao Tome and Principe |
| 1 | Samoa |
| 1 | Saliva |
| 1 | Sadness |
| 1 | SARS Virus |
| 1 | Rwanda |
| 1 | Russia |
| 1 | Romania |
| 1 | Risk Reduction Behavior |
| 1 | Reunion |
| 1 | Resuscitation |
| 1 | Respiratory Syncytial Virus Infections |
| 1 | Respiratory Function Tests |
| 1 | Respiratory Care Units |
| 1 | Respiration Disorders |
| 1 | Resilience, Psychological |
| 1 | Residential Facilities |
| 1 | Republic of Korea |
| 1 | Reproducibility of Results |
| 1 | Renin-Angiotensin System |
| 1 | Regional Medical Programs |
| 1 | Refusal to Treat |
| 1 | Receptors, Virus |
| 1 | Receptors, Lymphocyte Homing |
| 1 | Radiotherapy |
| 1 | Radiography, Thoracic |
| 1 | RNA, Small Interfering |
| 1 | RNA Replicase |
| 1 | Quebec |
| 1 | Quality Improvement |
| 1 | Quality Assurance, Health Care |
| 1 | Public Opinion |
| 1 | Psychotropic Drugs |
| 1 | Psychology, Child |
| 1 | Psychology, Adolescent |
| 1 | Psychiatric Department, Hospital |
| 1 | Proportional Hazards Models |
| 1 | Propensity Score |
| 1 | Prone Position |
| 1 | Professional-Family Relations |
| 1 | Probability |
| 1 | Prisons |
| 1 | Prescription Drugs |
| 1 | Prenatal Care |
| 1 | Pregnancy, Unwanted |
| 1 | Pre-Exposure Prophylaxis |
| 1 | Postoperative Complications |
| 1 | Postoperative Care |
| 1 | Postnatal Care |
| 1 | Politics |
| 1 | Poisson Distribution |
| 1 | Point-of-Care Testing |
| 1 | Point-of-Care Systems |
| 1 | Pneumonia |
| 1 | Pneumonia, Ventilator-Associated |
| 1 | Play Therapy |
| 1 | Planning Techniques |
| 1 | Physicians' Offices |
| 1 | Physical Therapy Modalities |
| 1 | Phylogeny |
| 1 | Pharynx |
| 1 | Pharmacovigilance |
| 1 | Pharmaceutical Preparations |
| 1 | Personal Space |
| 1 | Periodicals as Topic |
| 1 | Peptidyl-Dipeptidase A |
| 1 | Patient Positioning |
| 1 | Patient Outcome Assessment |
| 1 | Patient Education as Topic |
| 1 | Patient Compliance |
| 1 | Patient Care |
| 1 | Parotitis |
| 1 | Paresis |
| 1 | Parents |
| 1 | Parent-Child Relations |
| 1 | Papua New Guinea |
| 1 | Pancreas Transplantation |
| 1 | Oxygen Inhalation Therapy |
| 1 | Ovarian Neoplasms |
| 1 | Out-of-Hospital Cardiac Arrest |
| 1 | Otorhinolaryngologic Neoplasms |
| 1 | Otolaryngologists |
| 1 | Online Systems |
| 1 | Oligonucleotides |
| 1 | Olfactory Perception |
| 1 | Off-Label Use |
| 1 | Occupational Health |
| 1 | Occupational Exposure |
| 1 | Obstetrics |
| 1 | Observational Studies as Topic |
| 1 | Nursing Staff |
| 1 | Nursing Staff, Hospital |
| 1 | Nurse Anesthetists |
| 1 | Nucleocapsid Proteins |
| 1 | Nose |
