Brown, Thomas A. 1972- USMLE step 1 secrets / USMLE step one secrets Thomas A. Brown, Sonali J. Shah. - 3rd ed. - Philadelphia, PA : Saunders/Elsevier, 2013. - xvi, 864 p., [18] p. of plates : ill. (some col.) ; 22 cm. - Secrets series . - Secrets series. . Includes index. ISBN: 9780323085144 (pbk. : alk. paper) LCCN: 2012015347 Subjects--Topical Terms: Clinical Medicine--Examination Questions. LC Class. No.: R834.5 / BRO 2013 Dewey Class. No.: 610.76 National Library of Medicine Call No.: WB 18.2