Erratum to: J Gen Intern Med

DOI 10.1007/s11606-010-1407-9

In the original publication, one of the second author’s affiliations was incorrect. The correct affiliations are as follows:

Kerri M. Clough-Gorr, DSc, MPH, Section of Geriatrics, Boston University School of Medicine, Boston, U.S.A.; Institute of Social and Preventive Medicine (ISPM), University of Bern, Bern, Switzerland; National Institute of Cancer Epidemiology and Registration (NICER) Institute of Social and Preventive Medicine (ISPM), University of Zürich, Zürich, Switzerland