First aid for the USMLE step 2 : Clinical Knowledge / USMLE step 2 USMLE step two Tao Le ... [et al.]. - 6th ed. - New York : McGraw-Hill Medical Pub. Div., c2007. - xvi, 614 p. : ill. ; 28 cm. Includes index. ISBN: 0071409300 9780071487955 LCCN: 2004269781 Subjects--Topical Terms: Physicians--Licenses--Examinations--United States--Study guides.Medicine--Examination Questions.Licensure, Medical. Index Terms--Genre/Form: Study guides. LC Class. No.: R834.5 / .F52 2006 Dewey Class. No.: 610/.76