- Completeness of registration of oral clefts in a medical birth registry: a population-based studyChrister Kubon
Department of Public Health and Primary Health Care, University of Bergen, Norway
Acta Obstet Gynecol Scand 86:1453-7. 2007..Epidemiological surveillance and research on birth defects require accurate diagnosis and adequate registration. In this regard, the performance of national birth registries is not well described...