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Gerberick GF, Ryan CA, Fletcher ER, Howard AD, Robinson MK.Gerberick GF, et al. Among authors: fletcher er.J Invest Dermatol. 1991 Mar;96(3):355-61.J Invest Dermatol. 1991.PMID: 1705953
Gerberick GF, House RV, Fletcher ER, Ryan CA.Gerberick GF, et al. Among authors: fletcher er.Fundam Appl Toxicol. 1992 Oct;19(3):438-45. doi: 10.1016/0272-0590(92)90183-i.Fundam Appl Toxicol. 1992.PMID: 1459374
Gerberick GF, Ryan CA, Fletcher ER, Sneller DL, Robinson MK.Gerberick GF, et al. Among authors: fletcher er.Toxicol In Vitro. 1990;4(4-5):289-92. doi: 10.1016/0887-2333(90)90066-3.Toxicol In Vitro. 1990.PMID: 20702180