Code:
http://www.amazon.com/Platinum-Notes-USMLE-Step-1-Preparatory/dp/9350903415/ref=sr_1_2?s=books&ie=UTF8&qid=1374937473&sr=1-2&keywords=platinum+notes+usmle
http://www.amazon.com/Platinum-Notes-USMLE-Step-2-Preparatory/dp/9350903423/ref=sr_1_1?s=books&ie=UTF8&qid=1374937473&sr=1-1&keywords=platinum+notes+usmle