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Busker RW, Zijlstra JJ, van der Wiel HJ, Melchers BP, van Helden HP.Busker RW, et al. Among authors: melchers bp.Toxicology. 1991;69(3):331-44. doi: 10.1016/0300-483x(91)90191-3.Toxicology. 1991.PMID: 1658986
van Helden HP, van der Wiel HJ, de Lange J, Busker RW, Melchers BP, Wolthuis OL.van Helden HP, et al. Among authors: melchers bp.Toxicol Appl Pharmacol. 1992 Jul;115(1):50-6. doi: 10.1016/0041-008x(92)90366-z.Toxicol Appl Pharmacol. 1992.PMID: 1631893
van Helden HP, de Lange J, Busker RW, Melchers BP.van Helden HP, et al. Among authors: melchers bp.Arch Toxicol. 1991;65(7):586-93. doi: 10.1007/BF01973721.Arch Toxicol. 1991.PMID: 1664202
Melchers BP, Van der Laaken AL, Van Helden HP.Melchers BP, et al.Eur J Pharmacol. 1991 Aug 6;200(2-3):331-7. doi: 10.1016/0014-2999(91)90591-d.Eur J Pharmacol. 1991.PMID: 1664331