American Academy of Neurology
American Association of Clinical Endocrinologists
American College of Physicians
American College of Rheumatology
American Diabetes Association
American Thyroid Association
Department of Veterans Affairs and the Department of Defense
Endocrine Society
European Academy of Andrology
National Institute for Health and Care Excellence (NICE)
National Osteoporosis Foundation
Society of Critical Care Medicine
U.S. Preventive Services Task Force