title: Serial beta-hCG measurements in the early detection of ectopic pregnancy.
authors.forename: N
authors.initials: N
authors.lastname: Kadar
mesh_terms: D015415:Biomarkers / Q000097:blood; D005260:Female; D006065:Gonadotropins, Pituitary / Q000097:blood*; D006801:Humans; D011247:Pregnancy; D011271:Pregnancy, Ectopic / Q000097:blood*
chemical_list: D015415:Biomarkers; D006065:Gonadotropins, Pituitary