Citation: G. Axelsson et S. Helgadottir, COMPARISON OF ORAL HEALTH DATA FROM SELF-ADMINISTERED QUESTIONNAIRE AND CLINICAL EXAMINATION, Community dentistry and oral epidemiology, 23(6), 1995, pp. 365-368
Citation: G. Axelsson et S. Helgadottir, EDENTULOUSNESS IN ICELAND IN 1990 - A NATIONAL QUESTIONNAIRE SURVEY, Acta Odontologica Scandinavica, 53(5), 1995, pp. 279-282