Henderson Mark C, Dhaliwal Gurpreet, Jones Stephen R, Culbertson Charles, Bowen Judith L
Department of Internal Medicine, UC Davis Medical Center, 4150 V Street, Suite 3100, Sacramento, CA, 95718, USA.
J Gen Intern Med. 2010 Jan;25(1):84-7. doi: 10.1007/s11606-009-1187-2.