Liu, Cun-Zhi Immediate analgesia effect of single point acupuncture in primary dysmenorrhea: a randomized controlled trial. [electronic resource] - Pain medicine (Malden, Mass.) Feb 2011 - 300-7 p. digital Publication Type: Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 1526-4637 Standard No.: 10.1111/j.1526-4637.2010.01017.x doi Subjects--Topical Terms: Acupuncture Analgesia--methodsAcupuncture PointsAnalgesia--methodsDysmenorrhea--therapyElectroacupuncture--methodsFemaleHumansPain MeasurementTreatment OutcomeYoung Adult