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Sliwińska-Kowalska M, Zamyslowska-Szmytke E, Szymczak W, Kotylo P, Fiszer M, Wesolowski W, Pawlaczyk-Luszczynska M.Sliwińska-Kowalska M, et al. Among authors: szymczak w.J Occup Environ Med. 2003 Jan;45(1):15-24. doi: 10.1097/00043764-200301000-00008.J Occup Environ Med. 2003.PMID: 12553175
Sliwinska-Kowalska M, Zamyslowska-Szmytke E, Szymczak W, Kotylo P, Fiszer M, Wesolowski W, Pawlaczyk-Luszczynska M, Bak M, Gajda-Szadkowska A.Sliwinska-Kowalska M, et al. Among authors: szymczak w.J Occup Environ Med. 2004 Jan;46(1):30-8. doi: 10.1097/01.jom.0000105912.29242.5b.J Occup Environ Med. 2004.PMID: 14724476
Dobrogowski M, Wesolowski W, Kucharska M, Paduszyńska K, Dworzyńska A, Szymczak W, Sapota A, Pomorski L.Dobrogowski M, et al. Among authors: szymczak w.Int J Occup Med Environ Health. 2015;28(5):831-40. doi: 10.13075/ijomeh.1896.00374.Int J Occup Med Environ Health. 2015.PMID: 26224495Free article.
Sińczuk-Walczak H, Szymczak M, Raźniewska G, Matczak W, Szymczak W.Sińczuk-Walczak H, et al. Among authors: szymczak w, szymczak m.Int J Occup Med Environ Health. 2003;16(4):301-10.Int J Occup Med Environ Health. 2003.PMID: 14964639
Jakubowski M, Trzcinka-Ochocka M, Hałatek T, Raźniewska G, Szymczak W.Jakubowski M, et al. Among authors: szymczak w.Int J Occup Med Environ Health. 2002;15(4):393-9.Int J Occup Med Environ Health. 2002.PMID: 12608627
Jakubowski M, Abramowska-Guzik A, Szymczak W, Trzcinka-Ochocka M.Jakubowski M, et al. Among authors: szymczak w.Int J Occup Med Environ Health. 2004;17(3):361-8.Int J Occup Med Environ Health. 2004.PMID: 15683157
Pałczyński C, Walusiak J, Krakowiak A, Szymczak W, Wittczak T, Ruta U, Górski P.Pałczyński C, et al. Among authors: szymczak w.Int J Occup Med Environ Health. 2003;16(3):231-40.Int J Occup Med Environ Health. 2003.PMID: 14587536Clinical Trial.