J Fam Pract. 2003 Sep;52(9):706-10.
UpToDate: a comprehensive clinical database.
Fox GN, Moawad N.
Mercy Health Partners Family Practice Residency Program, 2200 Jefferson Ave, Toledo OH 43624-1117, USA. foxgary@yahoo.com
PMID: 12967543 [PubMed - indexed for MEDLINE]