1979, Am J Pharm Educ, 43, 249, 10.1016/S0002-9459(24)02065-5
1981, Am J Public Health, 71, 213
1971, Am J Public Health, 61, 2223, 10.2105/AJPH.61.11.2223
1998, Am J Health-Syst Pharm, 55, 1724, 10.1093/ajhp/55.16.1724
2003, Am J Health-Syst Pharm, 60, 1995, 10.1093/ajhp/60.19.1995
2003, Am J Health-Syst Pharm, 60, 1371, 10.1093/ajhp/60.13.1371
1999, Am J Health-Syst Pharm, 56, 460, 10.1093/ajhp/56.5.460
2003, Am J Health-Syst Pharm, 60, 1993, 10.1093/ajhp/60.19.1993
1997, Am J Health-Syst Pharm, 54, 431, 10.1093/ajhp/54.4.431
2001, Trends Mol Med, 7, 201, 10.1016/S1471-4914(01)01986-4