first aid + u.world for the usmle step 1 (Edition 1st) authored by FURQAN ALI KHAN, an expert in KAPLAN. This edition comprises 450 pages of invaluable medical knowledge published by ZUBAIR BOOKS (LHR) in 2022, tailored for medical professionals preparing for international exams. Joining our brand-new collection, this book is available for online purchase. Enhance your medical knowledge journey by exploring our store for more medical books and products!