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Wjst M, Popescu M, Trepka MJ, Heinrich J, Wichmann HE.Wjst M, et al. Among authors: trepka mj.Pediatr Allergy Immunol. 1998 May;9(2):80-90. doi: 10.1111/j.1399-3038.1998.tb00308.x.Pediatr Allergy Immunol. 1998.PMID: 9677603Clinical Trial.
Trepka MJ, Heinrich J, Schulz C, Krause C, Popescu M, Wjst M, Wichmann HE.Trepka MJ, et al.Sci Total Environ. 1996 Feb 9;180(2):95-105. doi: 10.1016/0048-9697(95)04945-2.Sci Total Environ. 1996.PMID: 8701301
Meyer I, Heinrich J, Trepka MJ, Krause C, Schulz C, Meyer E, Lippold U.Meyer I, et al. Among authors: trepka mj.Sci Total Environ. 1998 Jan 19;209(2-3):255-71.Sci Total Environ. 1998.PMID: 9514044