LE, Tao First aid for the USMLE step 2 CK : - 5th ed - New York : London : McGraw-Hill Medical Publishing Divison ; McGraw-Hill [distributor], c2006 - xv, 478 p., 16 p. of plates : ill. (some col.) ; 28 cm Include index ISBN: 0071443363 (pbk.) Subjects--Topical Terms: Medicine Dewey Class. No.: 610