title: Through the needle approach for difficult epidurals.
authors.forename: A B
authors.initials: AB
authors.lastname: Ahmed
mesh_terms: D000767:Anesthesia, Epidural / Q000009:adverse effects*; D000773:Anesthesia, Obstetrical / Q000009:adverse effects*; D005260:Female; D006801:Humans; D009339:Needles; D011247:Pregnancy