1. World Health Organization. International statistical classification of diseases and related health problems, 10th rev (version 2015). Cap. XVIII. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99). (ICD-10); Code R53. Ginebra, Suiza: WHO; 1992.
2. Percepción de fatiga central en la enfermedad de Parkinson: Factores clínicos, psicopatológicos y neuropsicológicos [tesis doctoral];Sáez Francás,2012
3. Cansancio y debilidad. semFYC En: Guía de Actuación en Atención primaria. Cuarta edición;Losilla Dominguez;SemFYC,2011
4. Edwards RH. Biochemical basis of fatigue in exercise performance: Catastrophe theory of muscular fatigue. En: Knuttgen HG, editor. Biochemistry of exercise. Champaign: Human Kinetics; 1983. pp. 3-28.
5. Fatigue and basal ganglia;Chaudhuri;J Neurol Sci.,2000