Underground step 1 answers : to the NBME retired & self-test questions : preparation for the USMLE step 1 /
Tao Le, Chirag Amin, Vikas Bhusan.
- 2d ed., rev.
- [Orange, CA?] : Student to Student Medical Pub., c1996.
- xi, 463 p. ; 23 cm.
Includes bibliographical references (p. [461]-463).