1. Jacobssson B. Accidents among children and teen-agers in a Swedish rural municipality. Thesis. Karolinska Institute, Sweden , Department of Social Medicine, 1986 .
2. Schelp L. Epidemiology as a basis for evaluation of a community intervention on accidents. Thesis. Karolinska Institute, Sweden , Department of Social Medicine , 1987 .
3. DeLoe's M. Risk exposure and incidence rates of acute injuries from sports and physical exercise in a total population. Thesis. Karolinska Institute, Sweden , Department of Social Medicine, 1989 .
4. An Evaluation of an Injury Prevention Campaign in General Practice in Norway