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Scanlan A, Zyzanski SJ, Flocke SA, Stange KC, Grava-Gubins I.Scanlan A, et al. Among authors: stange kc.Med Care. 1996 Aug;34(8):837-44. doi: 10.1097/00005650-199608000-00010.Med Care. 1996.PMID: 8709664