Walsh Judith M E, McNamara Megan, Miller Redonda G, Schwarz Eleanor Bimla
UCSF Division of General Internal Medicine, UCSF Women's Health Clinical Research Center, University of California, 1635 Divisadero Suite 600, San Francisco, CA 94115, USA.
J Gen Intern Med. 2012 Feb;27(2):232-7. doi: 10.1007/s11606-011-1877-4. Epub 2011 Oct 13.