Verschuren, MBoerma, GJMKromhout, D2025-03-132025-03-131994https://rivm.openrepository.com/handle/10029/635517Total and HDL-cholestrol in The Netherlands: 1987-1992. Levels and changes over time in relation to age, gender and educational level.ArticleInt J Epidemiol 1994; 23:948-562025-03-13