Additional file 1: of The discovery BPD (D-BPD) program: study protocol of a prospective translational multicenter collaborative study to investigate determinants of chronic lung disease in very low birth weight infants OfmanGaston CaballeroMauricio Alvarez PaggiDamian MarzecJacqui NowogrodzkiFlorencia ChoHye-Youn SorgettiMariana ColantonioGuillermo BianchiAlejandra PrudentLuis VainNestor MarianiGonzalo DigregorioJorge TurconiElba OsioCristina GallettiFernanda QuirosMariangeles BrumAndrea Lopez GarciaSantiago GarciaSilvia BellDouglas JonesMarcus TippleTrent KleebergerSteven PolackFernando 2019 Investigators and Research Staff. (DOCX 12 kb)