Cite

    Zoni, A., Domínguez Berjón, M., Barceló, E., Esteban Vasallo, M., Abaitua, I., Jiménez Villa, J., Margolles Martins, M., Navarro, C., Posada, M., Ramos Aceitero, J., Vázquez Santos, C., Zurriaga Llorens, O., Astray Mochales, J., & ,  (n.d.). identifying data sources for a national population-based registry: the experience of the Spanish Rare Diseases Registry. Public health, 129(3), 271–275. http://access.bl.uk/ark:/81055/vdc_100031200750.0x000063