TY  - BOOK
TI  - USMLE step 1 Qbook
SN  - 0323008410 (pbk.)
AV  - R834.5 .U845 2002
U1  - 610.76 21
PY  - 2011///
CY  - St. Louis, Mo.
PB  - Simon & Schuster
KW  - Medicine
KW  - Examinations, questions, etc
KW  - Medical sciences
KW  - Examinations
KW  - Study guides
ER  -