@inbook{inbook6a182340,
title   = {Alteracoes anatomo-funcionais do sistema respiratorio durante a gravidez},
author = {Amaral, R V G and Mathias, R S and Telles, L A S and Mathias, L},
year = {1986},
publisher = {Sarvier},
journal   = {Cardiopatia e Gravidez}
}