title: Comments on the article about the correlation between maternal serum concentrations of progesterone-induced blocking factor taken at 11-13 weeks' gestation and spontaneous preterm delivery before 34 weeks.
authors.forename: Igor
authors.initials: I
authors.lastname: Hudić
mesh_terms: D005260:Female; D006801:Humans; D007752:Obstetric Labor, Premature / Q000175:diagnosis*; D011247:Pregnancy; D011257:Pregnancy Proteins / Q000097:blood*; D013491:Suppressor Factors, Immunologic / Q000097:blood*
chemical_list: D011257:Pregnancy Proteins; D013491:Suppressor Factors, Immunologic