@book{2547, author = {McGraw-Hill Health Professions Division.}, title = {PreTest clinical vignettes for the USMLE step 2}, publisher = {McGraw-Hill, Health Professions Division, PreTest Series,}, year = {c2004.}, series = {PreTest Series}, address = {New York :}, edition = {3rd ed.}, note = {Description based on print version record.}, url = {http://www.netlibrary.com/urlapi.asp?action=summary&v=1&bookid=61177} }