Attendance at day care centers increases the risk of childhood pneumonia among the urban poor in Fortaleza, Brazil
Fonseca, Walter; Kirkwood, Betty R; Barros, Aluisio J. D; Misago, Chizuru; Correia, Luciano L; Flores, Jose A. M; Fuchs, Sandra C; Victora, Cesar G.
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| LILACS | ID: lil-173609