title: [Changes in the lecithin/sphingomyelin ratio and creatinine in the amniotic fluid as a function of the gestational period in normal and high-risk pregnancy].
mesh_terms: D000328:Adult; D000653:Amniotic Fluid / Q000032:analysis*; D003404:Creatinine / Q000032:analysis; D005260:Female; D006801:Humans; D010713:Phosphatidylcholines / Q000032:analysis; D011247:Pregnancy; D011248:Pregnancy Complications; D011262:Pregnancy Trimester, Second; D011263:Pregnancy Trimester, Third; D011273:Pregnancy, Prolonged; D012306:Risk; D013109:Sphingomyelins / Q000032:analysis
chemical_list: D010713:Phosphatidylcholines; D013109:Sphingomyelins; D003404:Creatinine
vernacular_title: Modificazioni del rapporto L/S e della creatinina nel L.A. in rapporto all'epoca gastazionale in gravidanze fisiologiche e a rischio.