TY - JOUR T1 - A brief review about melatonin, a pineal hormone JO - Archives of Endocrinology and Metabolism A1 - Amaral, Fernanda Gaspar do A1 - Cipolla-Neto, José SN - 2359-3997 UL - 10.20945/2359-3997000000066 VL - 62 Y1 - 2018 PB - Brazil ER -