B. Hgl, S. Kiechl, J. Willeit, M. Saletu, B. Frauscher, K. Seppi, J. Müller, G. Rungger, A. Gasperi, G. Wenning and W. Poewe, “Restless Legs Syndrome A Community- Based Study of Prevalence, Severity, and Risk Factors,” Neurology, Vol. 64, No. 11, 2005, pp. 1920-1924. doi10.1212/01.WNL.0000163996.64461.A3 - References - Scientific Research Publishing