Impairments, disabilities, and handicaps of very preterm and very-low-birthweight infants at five years of age. The Collaborative Project on Preterm and Small for Gestational Age Infants (POPS) in The NetherlandsVerloove-Vanhorick, Veen, Ens-Dokkum, Schreuder, Brand, Ruys1991 Jul 6Tijdschriftartikel
The prevalence of dementia in Europe: a collaborative study of 1980-1990 findings. Eurodem Prevalence Research GroupBreteler, A. Hofman, C. Brayne, M. Clarke, B. Cooper, Copeland, Dartigues, da Silva-Droux, Hagnell, W.A. Rocca1991 SepTijdschriftartikel
Longitudinal changes in fat distribution in the Western Collaborative Group Study: a 23-year follow-upCarmelli, McElroy, Rosenman1991 JanTijdschriftartikel
Early photocoagulation for diabetic retinopathyEarly Treatment Diabetic Retinopathy Study Research Group1991 MayTijdschriftartikel
The effect of acute and chronic smoking on arterial blood pressure and on the effects of antihypertensive agents.Missault, Duprez, Clement1991 Feb 9Tijdschriftartikel