pubmed:affiliation |
Department of Medicine, Center for Health Policy and Center for Primary Care and Outcomes Research, Stanford University, Stanford, CA 94305, USA. ebd@stanford.edu
|
pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.,
Research Support, U.S. Gov't, Non-P.H.S.,
Research Support, N.I.H., Extramural
|