Comparison of five parasitological techniques for laboratory diagnosis of Balantidium coli cysts oleh Alynne da Silva Barbosa, Otilio Machado Pereira Bastos, Claudia Maria Antunes Uchôa, Alcides Pissinatti, Augusto César Machado Pereira Bastos, Igo Vieira de Souza, Laís Verdan Dib, Eduarda Peixoto Azevedo, Mayara Perlingeiro de Siqueira, Matheus Lessa Cardozo, Maria Regina Reis Amendoeira