Secondary prevention in non-rheumatic atrial fibrillation after transient ischaemic attack or minor stroke. EAFT (European Atrial Fibrillation Trial) Study Group.EAFT1993 Nov 20Tijdschriftartikel
Impact of influenza on mortality in relation to age and underlying disease, 1967-1989.Sprenger, Mulder, Beyer, Van Strik, Masurel1993 AprTijdschriftartikel
The relationship of acute respiratory illness history to the prevalence and incidence of obstructive lung disorders.Lebowitz, Burrows1977 JunTijdschriftartikel