TY - JOUR T1 - Sleep and electronic media exposure in adolescents: the rule of diminishing returns JO - Jornal de Pediatria T2 - AU - Gozal,David SN - 22555536 M3 - 10.1016/j.jpedp.2017.04.012 DO - 10.1016/j.jpedp.2017.04.012 UR - https://jped.elsevier.es/pt-sleep-electronic-media-exposure-in-articulo-S2255553617300563 ER -