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Slezak A, Kucharzewski M, Grzegorczyn S, Slezak IH.Slezak A, et al. Among authors: slezak ih.Polim Med. 2005;35(4):3-11.Polim Med. 2005.PMID: 16619792Polish.
Slezak A, Grzegorczyn S, Slezak IH, Kucharzewski M.Slezak A, et al. Among authors: slezak ih.Polim Med. 2006;36(1):27-39.Polim Med. 2006.PMID: 16869545Polish.