Linking health survey data with health insurance data: methodology, challenges, opportunities and recommendations for public health research. An experience from the HISlink project in Belgium, Berete, Finaba, Demarest Stefaan, Charafeddine Rana, De Ridder Karin, Van Oyen Herman, Van Hoof Wannes, Bruyère Olivier, and Van der Heyden Johan , Arch Public Health, 2023 Nov 15, Volume 81, Issue 1, (2023)