title: [Controlled therapeutic trial: the value of precisely defining the methodology].
mesh_terms: D000773:Anesthesia, Obstetrical / Q000379:methods*; D002986:Clinical Trials as Topic / Q000379:methods*; D004599:Electric Stimulation Therapy / Q000379:methods*; D005260:Female; D006801:Humans; D011247:Pregnancy; D012107:Research Design; D004561:Transcutaneous Electric Nerve Stimulation / Q000379:methods*
vernacular_title: Essai thérapeutique contrôlé: de l'intérêt de préciser la méthodologie.