Acute and sustained effects of lucinactant versus poractant-alpha on pulmonary gas exchange and mechanics in premature lambs with respiratory distress syndrome [corrected] [published erratum appears in PEDIATRICS 2006 Jun;117(6):2334]. - Gastiasoro-Cuesta E; Alvarez-Diaz FJ; Rey-Santano C; Arnaiz-Renedo A; Loureiro-Gonzalez B; Valls-i-Soler A (Pediatrics, 2006)