First Aid for the USMLE Step 1 2006/ by Bhushan Vikas ...[et al] - New York : McGraw-Hill Companies, 2006. - xvii, 502p. : ills. Includes an index. ISBN: 0071461159 Subjects--Topical Terms: Medicine --Examinations, questions. LC Class. No.: R 834.5 BHU 2006