1. On the consumption of reimbursed drugs in Denmark;Andreasen;Dan. Med. Bull.,1978
2. Baksaas-Aasen, I. , P. K. M. Lunde , M. Halse , I. K. Halvorsen , T. J. Skobba & B. Strømnes (1975): Drug dose statistics. List of defined doses for drugs registered in Norway. Ed. by the Norwegian Drug Monopoly.
3. A cumulative national psychiatric register: Its structure and application;Dupont;Acta Psychiat. Scand.,1974
4. Psykofarmakaomsaetning, psykiatrisk og generel sygelighed;Kyneb;Ugeskr. Laeg.,1975
5. Psykofarmakabehandling som årsagsfaktor ved indlsggelse af aeldre patienter påetstatshospital;Nielsen;Ugeskr. Laeg.,1966