CYP21A2 and congenital adrenal hyperplasia: Among the variations lying at the promoter and the 3′UTR noncoding regions, the combination of 3′UTR variants ∗52C>T, ∗440C>T, ∗443T>C, ∗12C>T, and ∗52C>T were present in a statistically significant number of CYP21A2 heterozygous females with the mild NC-CAH phenotype.