Familial recurrence-pattern analysis of cleft lip with or without cleft palate.
Farrall M, Holder S.
Am J Hum Genet. 1992 Feb;50(2):270-7.
PMID:1346481
A cohort study of recurrence patterns among more than 54,000 relatives of oral cleft cases in Denmark: support for the multifactorial threshold model of inheritance.
Grosen D, Chevrier C, Skytthe A, Bille C, Mølsted K, Sivertsen A, Murray JC, Christensen K.