title: Serum estriol levels during beta-receptor agonist infusion in the third trimester of pregnancy.
mesh_terms: D000318:Adrenergic beta-Agonists / Q000008:administration & dosage*; D004964:Estriol / Q000097:blood*; D005260:Female; D006801:Humans; D007263:Infusions, Parenteral; D007556:Isoxsuprine / Q000627:therapeutic use; D007752:Obstetric Labor, Premature / Q000188:drug therapy; D011247:Pregnancy; D011263:Pregnancy Trimester, Third; D013726:Terbutaline / Q000627:therapeutic use
chemical_list: D000318:Adrenergic beta-Agonists; D004964:Estriol; D013726:Terbutaline; D007556:Isoxsuprine