Moraes, J. de; Silva, M. P. N. da; Ohlweiler, F. P.; Kawano, T. Schistosoma Mansoni and Other Larval Trematodes in Biomphalaria Tenagophila (Planorbidae) from Guarulhos, São Paulo State, Brazil . Rev. Inst. Med. Trop. São Paulo 2009, 51 (2), 77-82.