How a patient homozygous for a 30-kb deletion of the C4-CYP 21 genomic region can have a nonclassic form of 21-hydroxylase deficiency - L’Allemand, D; Tardy, V; Grüters, A; Schnabel, D; Krude, H; Morel, Y (J Clin Endocrinol Metab, 2000)