Methylene Blue to Neonatal Septic Shock treatment in neonate pigs, Walusa Assad Gonçalves-Ferri; Agnes Afrodite Sumarelli Albuquerque; Renata Sayuri Ansai Pereira de Castro; Cristina Helena Faleiros Ferreira; Luis K. Oharomari; Diego Fernando Silva Lessa; Paulo Roberto Barbosa Evora;