title: Optimal catheter placement during sonohysterography: a randomized controlled trial comparing cervical to uterine placement.
authors.forename: Giuseppe
authors.initials: G
authors.lastname: Ricci
mesh_terms: D000328:Adult; D002404:Catheterization / Q000379:methods*; D002584:Cervix Uteri; D003287:Contrast Media / Q000008:administration & dosage; D005260:Female; D006801:Humans; D007047:Hysterosalpingography; D018401:Sample Size; D014591:Uterine Diseases / Q000175:diagnosis; D014599:Uterus
chemical_list: D003287:Contrast Media