Comentario sobre: Early Caffeine and Weaning from Mechanical Ventilation in Preterm Infants: A Randomized, Placebo-Controlled Trial Amaro C, Bello JA, Jain D, Ramnath A, D'Ugard C, Vanbuskirk S, et al The Journal of Pediatrics 2018; 196:52-7 / Commentary on: Early Caffeine and Weaning from Mechanical Ventilation in Preterm Infants: A Randomized, Placebo-Controlled Trial / Comentário sobre: Early Caffeine and Weaning from Mechanical Ventilation in Preterm Infants: A Randomized, Placebo-Controlled Trial