Prevalence of multiple sclerosis in Spain. Estimates from the Primary Care Clinical Database (BDCAP) L. Cayuela; C. García-Muñoz; S. Sainz de la Maza; A. Cayuela;

Incidence and prevalence of multiple sclerosis in Spain: a systematic review F.J. García López; A. García-Merino; E. Alcalde-Cabero; J. de Pedro-Cuesta;

Sleep disorders in patients with multiple sclerosis in Spain G.X. Zhang; W.T. Zhang; S.S. Gao; R.Z. Zhao; W.J. Yu; G. Izquierdo;