title: Factors affecting myometrial activity during pregnancy.
mesh_terms: D005260:Female; D005865:Gestational Age; D006801:Humans; D066298:In Vitro Techniques; D010121:Oxytocin / Q000494:pharmacology; D010298:Parity; D011247:Pregnancy; D011374:Progesterone / Q000032:analysis* / Q000097:blood; D011453:Prostaglandins / Q000494:pharmacology; D011863:Radioimmunoassay; D014599:Uterus / Q000032:analysis* / Q000187:drug effects
chemical_list: D011453:Prostaglandins; D011374:Progesterone; D010121:Oxytocin