title: Measures of frequency of disease.
authors.affiliation: Visiting assistant professor, Department of Orthodontics and Dentofacial Orthopedics, Faculty of Medicine, University of Bern, Bern, Switzerland; private practice, Corfu, Greece.
authors.forename: Nikolaos
authors.initials: N
authors.lastname: Pandis
mesh_terms: D004813:Epidemiology / Q000706:statistics & numerical data*; D006801:Humans; D015994:Incidence; D064887:Observational Studies as Topic; D015995:Prevalence; D011336:Probability; D013997:Time Factors