Placzek, Richard Treatment of chronic radial epicondylitis with botulinum toxin A. A double-blind, placebo-controlled, randomized multicenter study. [electronic resource] - The Journal of bone and joint surgery. American volume Feb 2007 - 255-60 p. digital Publication Type: Journal Article; Multicenter Study; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 0021-9355 Standard No.: 10.2106/JBJS.F.00401 doi Subjects--Topical Terms: AdultBotulinum Toxins, Type A--administration & dosageChronic DiseaseDouble-Blind MethodFemaleHumansInjections, IntralesionalMaleMiddle AgedNeuromuscular Agents--administration & dosagePain MeasurementTennis Elbow--drug therapy