Diagnostic Techniques and Procedures Diseases 38 Health & Biological Sciences 34 Investigative Techniques 34 Medicine 33 Health Care 27 Health Care Quality, Access, and Evaluation 23 Diagnosis 21 Quality of Health Care 21 Health Care Evaluation Mechanisms 20 Public Health 20 Environment and Public Health 19 Epidemiologic Methods 17 Therapeutics 16 Clinical Medicine 15 Evidence-Based Medicine 15 Health Occupations 15 Evidence-Based Practice 14 Surgical Procedures, Operative 13 Health Services Administration 11 Statistics as Topic 10 Evaluation Studies as Topic 9 Female Urogenital Diseases and Pregnancy Complications 9 Neoplasms 9 Probability 9 Risk 9 Pathological Conditions, Signs and Symptoms 8 Physiological Phenomena 8 Epidemiologic Measurements 7 Oncology 7