Authors
Marilena Oshiro
Adolfo Lutz Institute Av. Dr. Arnaldo, São Paulo, Brazil
Vânia Maria Cação
Tecnologist Adolfo Lutz Institute São Paulo, Brazil, Brazil
Corintio Mariani Neto
Leonor M. Barros
Maternity Hospital São Paulo, Brazil, Brazil, Brazil
Orlando C.
LIM-23 USP Medical School São Paulo, Brazil, Brazil, Brazil
O. de Barretto
LIM-23 USP Medical School São Paulo, Brazil, Brazil, Brazil