TY  - BOOK
TI  - USMLE Step 1 Qbook
SN  - 9781419550478
PY  - 2013///], ©2013
CY  - New York
PB  - Kaplan Publishing
KW  - Medicine
KW  - Clinical medicine
KW  - Licensure, Medical
KW  - United States
KW  - Examination Questions
ER  -