1. Department of General Internal Medicine Inselspital, Bern University Hospital, University of Bern Bern Switzerland
2. Institute of Primary Health Care (BIHAM) University of Bern Bern Switzerland
3. Center for Clinical Management Research Veterans Affairs Ann Arbor Healthcare System Ann Arbor Michigan USA
4. Institute for Healthcare Policy and Innovation University of Michigan Ann Arbor Michigan USA
5. Division of Geriatric and Palliative Medicine, Department of Medicine University of Michigan Ann Arbor Michigan USA
6. Consulting for Statistics, Computing & Analytics Research (CSCAR) University of Michigan Ann Arbor Michigan USA
7. Department of Biostatistics University of Michigan Medical School Ann Arbor Michigan USA
8. Department of Internal Medicine University of Michigan Ann Arbor Michigan USA
9. VA Ann Arbor Medical Center VA Geriatric Research Education, and Clinical Center (GRECC) Ann Arbor Michigan USA