TY  - JOUR 
T1  - Blastocystis hominis: occurrence in children and staff members of municipal day-care centers from Botucatu, São Paulo State, Brazil
JO  - Memórias do Instituto Oswaldo Cruz
A1  - Guimarães, Semíramis
A1  - Sogayar, Maria Inês Leme
SN  - 0074-0276
UL  - 10.1590/S0074-02761993000300012
VL  - 88 
Y1  - 1993
PB  - Brasil 
ER  -