TY - JOUR T1 - Endoparasite infracommunities of Hemisorubim platyrhynchos (Valenciennes, 1840) (Pisces: Pimelodidae) of the Baía River, upper Paraná River floodplain, Brazil: specific composition and ecological aspects JO - Brazilian Journal of Biology A1 - Guidelli, G. M. A1 - Isaac, A. A1 - Takemoto, R. M. A1 - Pavanelli, G. C. SN - 1519-6984 UL - 10.1590/S1519-69842003000200011 VL - 63 Y1 - 2003 PB - Brasil ER -