Forschungsartikel
Correlation between Mitral (E/A), Pulmonary (At/Et) Ratios in Doppler Mode and the Biological Marker of Fetal Lung Maturity (Lecithin/Sphingomyelin Ratio)
Caloone J, Cortet M, Boisson-Gaudin C, Chicaud B, Chambon V, Rudigoz RC and Huissoud C