title: A more specific indicator for use in the determination of amniotic fluid lecithin/sphingomyelin ratios.
mesh_terms: D000653:Amniotic Fluid / Q000032:analysis*; D000818:Animals; D005260:Female; D005452:Fluoresceins; D006801:Humans; D007202:Indicators and Reagents; D008722:Methods; D010713:Phosphatidylcholines / Q000032:analysis*; D011247:Pregnancy; D011817:Rabbits; D013045:Species Specificity; D013109:Sphingomyelins / Q000032:analysis*
chemical_list: D005452:Fluoresceins; D007202:Indicators and Reagents; D010713:Phosphatidylcholines; D013109:Sphingomyelins