Authors: Hook, E.B. Cross, P.K.

Citation: Hook, E.b et Cross, P.k, Extra structurally abnormal chromosomes (ESAC) detected at amniocentesis: frequency in approximately 75,000 prenatal cytogenetic diagnoses and associations with maternal and paternal age, American journal of human genetics , 40(2), 1987, pp. 83-101

Authors: Hook, E.B. Cross, P.K.

Citation: Hook, E.b et Cross, P.k, Cigarette smoking and down syndrome, American journal of human genetics , 37(6), 1985, pp. 1216-1224