Wey TW, Doiron D, Wissa R, Fabre G, Motoc I, Noordzij JM, Ruiz M, Timmermans E, van Lenthe FJ, Bobak M, Chaix B, Krokstad S, Raina P, Sund ER, Beenackers MA, Fortier I. Overview of retrospective data harmonisation in the MINDMAP project: process and results. J Epidemiol Community Health. 2021 May;75(5):433-441. doi: 10.1136/jech-2020-214259. Epub 2020 Nov 12. PMID: 33184054.