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Pandemic H5N1 influenza vaccine development: an update.
El Sahly HM, Keitel WA. El Sahly HM, et al. Among authors: keitel wa. Expert Rev Vaccines. 2008 Mar;7(2):241-7. doi: 10.1586/14760584.7.2.241. Expert Rev Vaccines. 2008. PMID: 18324892 Review.
Improvement of inactivated influenza virus vaccines.
Couch RB, Keitel WA, Cate TR. Couch RB, et al. Among authors: keitel wa. J Infect Dis. 1997 Aug;176 Suppl 1:S38-44. doi: 10.1086/514173. J Infect Dis. 1997. PMID: 9240693 Review.
156 results