NavGeneral InfoEmail Print Geography Bulgaria (BGR) Sofiya Coverage type Subnational Time period covered 01/1996 - 12/1997 Series or system World Atlas of Birth Defects Data type Disease registry Summary These data from the Sofia Registry of Congenital Anomalies (SORCA) are reported in the World Atlas of Birth Defects. Keywords Abortion, Cleft lip and cleft palate, Congenital anomalies, Congenital heart anomalies, Digestive system malformations, Down's syndrome, Neural tube defects, Prevalence, Musculoskeletal anomalies, Urogenital anomalies, Chromosomal abnormalities, Abortive outcome Citation Suggested citation Bulgaria - Sofia Registry of Congenital Anomalies Data 1996-1997 - WHO GHDx Entry last modified on: Feb 22, 2019