Young I D, Rickett A B, Clarke M
J Med Genet. 1986 Feb;23(1):58-63. doi: 10.1136/jmg.23.1.58.
An analysis of congenital malformations, other than neural tube defects, which have contributed to perinatal mortality in Leicestershire is presented for the years 1976 to 1982 inclusive. Chromosomal, single gene, or polygenic inheritance accounted for 67% of cases.