Human cryptosporidiosis: detection of specific antibodies in the serum by an indirect immunofluorescence - Braz, L M A; Amato Neto, Vicente; Ferrari, C I L; Palhares, M C A; Amato, V S; Santos, M T F; Marques, H H S; Vallada, M G; Nakanishi, L S S; Andrade Júnior, Heitor Franco de (Revista de Saude Pública, 1996)