Streptococcus pneumoniae Polysaccharide Vaccine: Age and Dose Responses, Safety, Persistence of Antibody, Revaccination, and Simultaneous Administration of Pneumococcal and Influenza Vaccines

Maurice R. Hilleman, Alfred J. Carlson, Jr., Arlene A. McLean, Philip P. Vella, Robert E. Weibel, and Allen F. Woodhour From the Division of Virus and Cell Biology Research, Merck Institute for Therapeutic Research, West Point, Pennsylvania; the Children's Hospital of Philadelphia, Philadelphia, Pennsylvania; and the Department of Pediatrics, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania