Single-nucleotide polymorphisms in intron 2 of CYP21P: evidence for a higher rate of mutation at CpG dinucleotides in the functional steroid 21-hydroxylase gene and application to segregation analysis in congenital adrenal hyperplasia - Jiddou,R.R.; Wei,W.L.; Sane,K.S.; Killeen,A.A. (Clin Chem, 1999)