Authors: R H Palmer; T A Louis; L N Hsu; H F Peterson; J K Rothrock; R Strain; M S Thompson; E A Wright Journal: Med Care Date: 1985-06 Impact factor: 2.983
Authors: C J McDonald; S L Hui; D M Smith; W M Tierney; S J Cohen; M Weinberger; G P McCabe Journal: Ann Intern Med Date: 1984-01 Impact factor: 25.391