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Facemasks and hand hygiene to prevent influenza transmission in households: a cluster randomized trial.
Cowling BJ, Chan KH, Fang VJ, Cheng CK, Fung RO, Wai W, Sin J, Seto WH, Yung R, Chu DW, Chiu BC, Lee PW, Chiu MC, Lee HC, Uyeki TM, Houck PM, Peiris JS, Leung GM. Cowling BJ, et al. Among authors: cheng ck. Ann Intern Med. 2009 Oct 6;151(7):437-46. doi: 10.7326/0003-4819-151-7-200910060-00142. Epub 2009 Aug 3. Ann Intern Med. 2009. PMID: 19652172 Free article. Clinical Trial.
Effects of school closures, 2008 winter influenza season, Hong Kong.
Cowling BJ, Lau EH, Lam CL, Cheng CK, Kovar J, Chan KH, Peiris JS, Leung GM. Cowling BJ, et al. Among authors: cheng ck. Emerg Infect Dis. 2008 Oct;14(10):1660-2. doi: 10.3201/eid1410.080646. Emerg Infect Dis. 2008. PMID: 18826841 Free PMC article.
562 results