?:authorAffiliation
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[\'Department of Medicine, David Geffen School of Medicine, UCLA, Los Angeles, California. Electronic address: rleuchter@mednet.ucla.edu.\', \'Division of Geriatric Medicine, Department of Medicine, David Geffen School of Medicine, UCLA, Los Angeles, California.\', \'Division of General Internal Medicine & Health Services Research, David Geffen School of Medicine, UCLA, Los Angeles, California.\', \'Department of Medicine Statistics Core, David Geffen School of Medicine, UCLA, Los Angeles, California.\', \'Division of Geriatric Medicine, Department of Medicine, David Geffen School of Medicine, UCLA, Los Angeles, California; Greater Los Angeles VA Healthcare System Geriatrics Research Education and Clinical Center (GRECC), Los Angeles, California.\']
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