Le, Tao, First aid for the USMLE step 1 / 2015 first aid for the USMLE step 1. Tao Le [and five others]. - Twenty-fifth anniversary edition. - xxiv, 742 pages : illustrations ; 28 cm. Includes bibliographical references (pages 646-652) and index. ISBN: 9780071840064 RM205.20 0071840060 Subjects--Topical Terms: Medicine.Clinical medicine.Licensure, Medical. Subjects--Geographic Terms: United States. Index Terms--Genre/Form: Outlines.