Heptavalent pneumococcal conjugate vaccine immunogenicity in very-low-birth-weight, premature infants

Carl T. D'Angio, Roy J. Heyne, T. Michael O'Shea, Robert L. Schelonka, Seetha Shankaran, Shahnaz Duara, Ronald N. Goldberg, Barbara J. Stoll, Krisa P. Van Meurs, Betty R. Vohr, Abhik Das, Lei Li, Robert L. Burton, Betty Hastings, Dale L. Phelps, Pablo J. Sanchez, Waldemar A. Carlo, David K. Stevenson, Rosemary D. Higgins