Prematurity and respiratory outcomes program (PROP): study protocol of a prospective multicenter study of respiratory outcomes of preterm infants in the United States

by Pryhuber, Gloria S, Maitre, Nathalie L, Ballard, Roberta A, Cifelli, Denise, Davis, Stephanie D, Ellenberg, Jonas H, Greenberg, James M, Kemp, James, Mariani, Thomas J, Panitch, Howard, Ren, Clement, Shaw, Pamela, Taussig, Lynn M, Hamvas, Aaron
Published 2015