SAGES see Society of American Gastrointestinal Endoscopic Surgeons
SAMHSA see Substance Abuse and Mental Health Services Administration (U.S.)
SCCM see Society of Critical Care Medicine
Scottish Intercollegiate Guidelines Network
SCVIR see Society of Interventional Radiology
SHEA see Society for Healthcare Epidemiology of America
SIGN see Scottish Intercollegiate Guidelines Network
Singapore Associate for the Study of Obesity
Singapore Cardiac Society
Singapore Ministry of Health
Singapore Psychiatric Association
Siskin Hospital for Physical Rehabilitation (Chattanooga, TN)
Smith and Nephew, Ltd.
SNM see Society of Nuclear Medicine, Inc
Society for Healthcare Epidemiology of America
Society for Surgery of the Alimentary Tract, Inc
Society of American Gastrointestinal Endoscopic Surgeons
Society of Critical Care Medicine
Society of Interventional Radiology
Society of Nuclear Medicine, Inc
Society of Thoracic Surgeons
Spanish Society of Rheumatology
Strategic National Stockpile
Stroke Foundation of New Zealand, Inc.
Substance Abuse and Mental Health Services Administration (U.S.)
Surgical Infection Society