In 2015, a study involving a large number of women undergoing screening for infertility, in which a cross-sectional retrospective analysis of AMH, free-thyroxine (f-T4), TSH and thyroperoxidase antibody (TPOAb) was conducted, concluded that thyroid autoimmunity and function were not associated with low ovarian reserve [12]. Here, AMH is linked to autoimmune thyroid disease.