title: Pre-operative anxiety--a single blind 'crossover' study.
authors: C R
authors: CR
authors: Bailey
authors: I
authors: I
authors: Calder
mesh_terms: D000032:Abortion, Therapeutic; D000328:Adult; D001007:Anxiety / Q000503:physiopathology*; D005260:Female; D006801:Humans; D007866:Leg; D011187:Posture / Q000502:physiology*; D011247:Pregnancy; D016037:Single-Blind Method