APA citiranje

Heo, J. Y., Song, J. Y., Noh, J. Y., Choi, M. J., Yoon, J. G., Lee, S. N., . . . Kim, W. J. (2017). Effects of influenza immunization on pneumonia in the elderly. Hum Vaccin Immunother.

Citação norma Chicago

Heo, Jung Yeon, Joon Young Song, Ji Yun Noh, Min Joo Choi, Jin Gu Yoon, Saem Na Lee, Hee Jin Cheong, and Woo Joo Kim. "Effects of Influenza Immunization On Pneumonia in the Elderly." Hum Vaccin Immunother 2017.

MLA citiranje

Heo, Jung Yeon, et al. "Effects of Influenza Immunization On Pneumonia in the Elderly." Hum Vaccin Immunother 2017.