a&e - Accident and Emergency 
AAMC - American Association of Medical… 
AANC - American Association of Nutriti… 
AAPCC - Adjusted Average Per Capita Co… 
AAPS - American Association of Physici… 
AAS - Associate of Applied Science 
ABA - American Board of Anesthesiology 
ABAI - American Board of Allergy & Imm… 
ABD - American Board of Dermatology 
ABEM - American Board of Emergency Med… 
ABFP - American Board of Family Practi… 
ABMP - Associated Bodywork & Massage P… 
ABMT - autologous bone marrow transpla… 
ABOG - American Board of Obstetrics an… 
ABOS - American Board of Orthopaedic S… 
ABOto - American Board of Otolaryngolo… 
ABP - American Board of Pathology 
ABP - American Board of Pediatrics 
ABPS - American Board of Plastic Surge… 
ABS - American Board of Surgery 
ABU - American Board of Urology 
AC - acupuncture 
ACS - American Cancer Society 
ADA - American Dental Association 
ADA - American Diabetes Association 
ADA - American Dietetic Association 
ADL - Activities of Daily Living 
ADR - adverse drug reaction 
ADTA - American Dance Therapy Associat… 
ADTR - Academy of Dance Therapists Reg…