TY  - BOOK
AU  - Le, T.
AU  - Bhushan, V.
AU  - et al
TI  - First aid for the USMLE step 1 2021: a student-to-student guide
SN  - 9781260467529
PY  - 2021///
CY  - New York
PB  - McGraw Hill
KW  - Practice of Medicine, Educational Materials
ER  -