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Zientalska E, Held-Ziółkowska M, Kochanek K, Stankiewicz-Szymczak W, Skarzyński H.Zientalska E, et al. Among authors: skarzynski h.Otolaryngol Pol. 1999;53(2):189-93.Otolaryngol Pol. 1999.PMID: 10391043Polish.