Nocturnal leg cramps: Prevalence and associations with demographics, sleep disturbance symptoms, medical conditions, and cardiometabolic risk factors

• Michael A. Grandner ,

  Contributed equally to this work with: Michael A. Grandner, John W. Winkelman

  Affiliation Department of Psychiatry, University of Arizona, Tucson, AZ, United States of America

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• John W. Winkelman

  Contributed equally to this work with: Michael A. Grandner, John W. Winkelman

  * E-mail: jwwinkelman@partners.org

  Affiliations Department of Psychiatry, Massachusetts General Hospital, Harvard Medical School, Boston, MA, United States of America, Department Neurology, Massachusetts General Hospital, Harvard Medical School, Boston, MA, United States of America

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