American Academy of Family Physicians (AAFP):

American Academy of Nursing (ANA):

American Academy of Pediatrics (AAP):

American College of Nurse Practitioners (ANCP):

American Medical Association (AMA):

American Pharmacists Association:

 for Disease Control and Prevention (CDC):

Centers for Medicare and Medicaid Services (CMS):

International Lactation Consultant Association (ILCA):

 Association of Pediatric Nurse Practitioners (NAPNAP):

National Association of School Nurses (NASN):

National Health Information Center (NHIC):

Online Masters Programs:

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U.S. Dept. of Health and Human Services National Institutes of Health (NIH):