Zhang, Y., Tang, X., Du, C., Wang, B., Bi, Z., & Dong, B. (2016). Comparison of dual influenza and pneumococcal polysaccharide vaccination with influenza vaccination alone for preventing pneumonia and reducing mortality among the elderly: A meta-analysis. Hum Vaccin Immunother.
Chicago Stili AlıntıZhang, Yan-Yang, Xue-Feng Tang, Chang-Hui Du, Bin-Bing Wang, Zhen-Wang Bi, ve Bi-Rong Dong. "Comparison of Dual Influenza and Pneumococcal Polysaccharide Vaccination With Influenza Vaccination Alone for Preventing Pneumonia and Reducing Mortality Among the Elderly: A Meta-analysis." Hum Vaccin Immunother 2016.
MLA AlıntıZhang, Yan-Yang, et al. "Comparison of Dual Influenza and Pneumococcal Polysaccharide Vaccination With Influenza Vaccination Alone for Preventing Pneumonia and Reducing Mortality Among the Elderly: A Meta-analysis." Hum Vaccin Immunother 2016.