title: [Studies on physico-chemical changes of the amniotic membrane collagen during pregnancy].
mesh_terms: D003404:Creatinine / Q000032:analysis; D005321:Extraembryonic Membranes / Q000032:analysis* / Q000166:cytology / Q000502:physiology; D005260:Female; D006651:Histocytochemistry; D006801:Humans; D006909:Hydroxyproline / Q000032:analysis*; D011247:Pregnancy; D013696:Temperature; D013997:Time Factors
chemical_list: D003404:Creatinine; D006909:Hydroxyproline
vernacular_title: Untersuchung zur physikochemischen Veränderung des Fruchtblasenkollagens während der Schwangerschaft.