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The primary care extension program: a catalyst for change.
Phillips RL Jr, Kaufman A, Mold JW, Grumbach K, Vetter-Smith M, Berry A, Burke BT. Phillips RL Jr, et al. Among authors: vetter smith m. Ann Fam Med. 2013 Mar-Apr;11(2):173-8. doi: 10.1370/afm.1495. Ann Fam Med. 2013. PMID: 23508605 Free PMC article.