Collado-Vazquez, S., Cano-de-la-Cuerda, R., Jiménez-Antona, C., & Muñoz-Hellín, E. (2012). Deficiency, disability, neurology and literature . Revista de Neurologia, 55(3), 167-76. Retrieved from http://www.revneurol.com/LinkOut/formMedLine.asp?Refer=2012191&Revista=RevNeurol (Original work published 2012)

Arboleda-Montealegre, G., Cano-de-la-Cuerda, R., Fernández-De-Las-Peñas, C., Sanchez-Camarero, C., & Ortega-Santiago, R. (2021). Drooling, Swallowing Difficulties and Health Related Quality of Life in Parkinson’s Disease Patients. International Journal of Environmental Research and Public Health, 18(15). https://doi.org/10.3390/ijerph18158138 (Original work published 2021)