title: The continuous paracervical block: its effect over the first stage of labor.
mesh_terms: D000698:Analgesia; D000773:Anesthesia, Obstetrical; D001034:Apgar Score; D001794:Blood Pressure; D002584:Cervix Uteri; D005260:Female; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007231:Infant, Newborn; D007743:Labor, Obstetric; D008619:Mepivacaine / Q000627:therapeutic use; D010121:Oxytocin / Q000627:therapeutic use; D010298:Parity; D010920:Placenta / Q000000981:diagnostic imaging; D011247:Pregnancy; D011859:Radiography; D013997:Time Factors; D014546:Urinary Catheterization
chemical_list: D010121:Oxytocin; D008619:Mepivacaine