USMLE step 1 Recall / 
Reinheimer  Brent A. 
 - 3rd ed. 
 - Philadelphia:   Wolters Kluwer ,  2008. 
 - xxii,330 p,: 
<br/><br/><label>ISBN: </label>9780781770705 
<br/><br/><label>LC Class. No.: </label>R834.5  / .R44  2008