Source:http://linkedlifedata.com/resource/umls/id/C1158342
GO: The chemical reactions and pathways involving estrogens, C18 steroid hormones that can stimulate the development of female sexual characteristics. Also found in plants. [ISBN:0198506732],NCI: Estrogen Metabolism consists of diverse biochemical reactions primarily in the ovary that produce 19-carbon steroid hormones, which promote secondary female sexual development and menstrual function or convert such steroids to metabolic derivatives.