There are public health campaigns in many countries which involve<unk>  administration. As of December 2019, 122 countries have mandatory<unk>  food fortification programs.
Congenital iodine deficiency syndrome
Congenital hypothyroidism
Congenital adrenal hyperplasia
Lipoid congenital adrenal hyperplasia
Late onset congenital adrenal hyperplasia
Kallmann syndrome
Persistent adrenarche syndrome
Hanhart syndrome