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Fordis CM, Megorden JS, Ropchak TG, Keiser HR.Fordis CM, et al. Among authors: ropchak tg.Hypertension. 1983 Sep-Oct;5(5):635-41. doi: 10.1161/01.hyp.5.5.635.Hypertension. 1983.PMID: 6352479
Eisenhofer G, Goldstein DS, Ropchak TG, Nguyen HQ, Keiser HR, Kopin IJ.Eisenhofer G, et al. Among authors: ropchak tg.J Auton Nerv Syst. 1988 Sep;24(1-2):1-14. doi: 10.1016/0165-1838(88)90130-0.J Auton Nerv Syst. 1988.PMID: 3209794