title: [Etiology and classification of hypothyroidism].
mesh_terms: D013956:Antithyroid Agents / Q000009:adverse effects; D002648:Child; D003409:Congenital Hypothyroidism; D005260:Female; D006801:Humans; D007018:Hypopituitarism / Q000150:complications; D007037:Hypothyroidism / Q000145:classification / Q000209:etiology; D007455:Iodine / Q000172:deficiency; D008297:Male; D013963:Thyroid Hormones / Q000378:metabolism; D013972:Thyrotropin / Q000378:metabolism; D013973:Thyrotropin-Releasing Hormone / Q000378:metabolism; D013974:Thyroxine / Q000097:blood; D014284:Triiodothyronine / Q000097:blood
chemical_list: D013956:Antithyroid Agents; D013963:Thyroid Hormones; D014284:Triiodothyronine; D013973:Thyrotropin-Releasing Hormone; D013972:Thyrotropin; D007455:Iodine; D013974:Thyroxine