RC - Internal Medicine 236,928
RA - Public Medicine 148,081
R - General Medicine 106,577
RD - Surgery 44,576
RM - Therapeutics and Pharmacology 36,438
RJ - Pediatrics 33,841
RG - Gynecology and Obstetrics 26,431
RS - Pharmacy 19,070
RB - Pathology 16,885
RT - Nursing 16,583
RK - Dentistry 12,952
RE - Ophthalmology 11,048
RL - Dermatology 6,274
RF - Otorhinolarynhology 5,668
RZ - Other Systems of Medicine 2,262
RX - Homeopathy 1,742
RV - Botanic, Thomsonia, Eclectic Medicine 417
B - Philosophy 1
E - United States History 1
Q - General Science 1