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Köhler E, Duberow-Drewe M, Drewe J, Ribes G, Loubatiéres-Mariani MM, Mazer N, Gyr K, Beglinger C.Köhler E, et al. Among authors: gyr k.Eur J Clin Pharmacol. 1987;33(2):167-71. doi: 10.1007/BF00544562.Eur J Clin Pharmacol. 1987.PMID: 2891532