Forschungsartikel
Nasal Bilevel Versus Continuous Positive Airway Pressure in Preterm Infants: A Randomized Controlled Trial
Teresa Aguiar, Israel Macedo, Olga Voutsen, Pedro Silva, José Nona, Carina Araujo, Joana Imaginário, Antonio Mauricio, Rosalina Barroso, Teresa Tomé and Helena Carreiro