Becker, Regina, Chokoshvili, Davit, Comandé, Giovanni, Dove, Edward, Hall, Alison, Mitchell, Colin, Molnár-Gábor, Fruzsina, Nicolàs, Pilar, Tervo, Sini and Thorogood, Adrian (2023) Secondary Use of Personal Health Data: When Is It “Further Processing” Under the GDPR, and What Are the Implications for Data Controllers? European Journal of Health Law, 30 (2). pp. 129-157. ISSN 0929-0273