Affiliation: | 1. The Center for Health Research, Kaiser Permanente Northwest, 3800 N. Interstate Ave., Portland, OR, 97227, USA 2. The Division of Research, Kaiser Permanente Northern California, 2000 Broadway, Oakland, CA, 94612, USA 3. City of Hope Hospital and Medical Center, 1500 East Duarte Road, Duarte, CA, 91010, USA 4. University of Arizona College of Medicine Surgical Care Line, 2-112, 3601 S. 6th Ave., Tucson, AZ, 85723, USA 5. University of Arizona, Tucson, AZ, USA
|