Source:http://linkedlifedata.com/resource/umls/id/C0301818
CSP: hormone characterized by the presence of a cyclopentanoperhydrophenanthrene ring, includes the estrogens, androgens, mineralocorticoids, progestogens, and glucocorticoids.,NCI: Hormones possessing the steroid ring system; e.g., androgens, estrogens, adrenocortical hormones.