Trias-Llimós S. DDHealth Protocol: Justification, design and implementation of a cross-sectional survey of sociodemographic health, health literacy and digital divide in 2,000 adults aged fifty to seventy-nine residing in Spain in 2022: e202404029. Rev Esp Salud Pública [Internet]. 2024 Apr. 4 [cited 2026 Nov. 14];98:17 páginas. Available from: https://ojs.sanidad.gob.es/index.php/resp/article/view/435