TY - JOUR A1 - Hajnal, J. T1 - Concepts of Random Mating and the Frequency of Consanguineous Marriages Y1 - 1963 DO - 10.1098/rspb.1963.0071 JF - Proceedings of the Royal Society of London: B VL - 159 IS - 974 SP - 125 EP - -177 ER -