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Zelinski-Wooten MB, Alexander M, Christensen CL, Wolf DP, Hess DL, Stouffer RL.Zelinski-Wooten MB, et al. Among authors: hess dl.J Med Primatol. 1994 Sep;23(7):367-74. doi: 10.1111/j.1600-0684.1994.tb00122.x.J Med Primatol. 1994.PMID: 7731026