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Journal
Lancet
Volume
362
Issue
9381
Pages
355–61
Publication year
2003
Suggested citation
O’Brien KL, Moulton LH, Reid R, Weatherholtz R, Oski J, Brown L, Kumar G, Parkinson A, Hu D, Hackell J, Chang I, Kohberger R, Siber G, Santosham M. Efficacy and safety of seven-valent conjugate pneumococcal vaccine in American Indian children: group randomised trial. Lancet. 2003; 362(9381): 355–61.