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Collaborative care management of late-life depression in the primary care setting: a randomized controlled trial.
Unützer J, Katon W, Callahan CM, Williams JW Jr, Hunkeler E, Harpole L, Hoffing M, Della Penna RD, Noël PH, Lin EH, Areán PA, Hegel MT, Tang L, Belin TR, Oishi S, Langston C; IMPACT Investigators. Improving Mood-Promoting Access to Collaborative Treatment. Unützer J, et al. Among authors: tang l. JAMA. 2002 Dec 11;288(22):2836-45. doi: 10.1001/jama.288.22.2836. JAMA. 2002. PMID: 12472325 Clinical Trial.
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