Cite

    Namkoong, H., Funatsu, Y., Oishi, K., Akeda, Y., Hiraoka, R., Takeshita, K., Asami, T., Yagi, K., Kimizuka, Y., Ishii, M., Tasaka, S., Suzuki, Y., Iwata, S., Betsuyaku, T., & Hasegawa, N. (2015). comparison of the immunogenicity and safety of polysaccharide and protein-conjugated pneumococcal vaccines among the elderly aged 80 years or older in Japan: An open-labeled randomized study. Vaccine, 33(2), 327–332. http://access.bl.uk/ark:/81055/vdc_100025858452.0x00000d