Journal of General Internal Medicine
Journal of General Internal Medicine > 2007 > 22 > 2 > 215-222
Journal of General Internal Medicine > 2007 > 22 > 4 > 502-507
Journal of General Internal Medicine > 2007 > 22 > 5 > 572-578
Journal of General Internal Medicine > 2007 > 22 > 5 > 606-613
Journal of General Internal Medicine > 2007 > 22 > 6 > 841-846