1. Review of the Epidemiological Studies of Eating Disorders
2. Chapter 13: Prevalence of schizophrenia on the island of Bornholm in 1935 and in 1983
3. 3. Yearbooks of Danish statistics, 1969 -1990 .
4. 5. The Organization of General Practitioners: Information concerning general practice 1971-90. Ugeskr Laeger, special editions: 134/36, 135/36, 136/39, 137/33, 138/47, 139/51, 141/7, 142/4, 142/36, 143/40, 144/44, 145/38, 146/40, 147/46, 149/4, 149/49, 151/25, 152/14, 153/12, 153/36.