...human diseases. Science 273 : 1516 – 1517 . ↵ Risch N. , Teng J. ( 1998 ) The relative power of family-based and case-control designs for linkage disequilibrium studies of complex diseases I. DNA pooling. Genome Res. 8 : 1273 – 1288 . ↵ Saiki R.K. , Walsh P.S. , Levenson C.H. , Erlich H.A. ( 1988...