APA (7th ed.) Citation

Ouyang, W., Xie, W., Xin, Z., He, H., Wen, T., Peng, X., . . . Luo, A. (2021). Evolutionary Overview of Consumer Health Informatics: Bibliometric Study on the Web of Science from 1999 to 2019. Journal of medical Internet research, 23(9), e21974. https://doi.org/10.2196/21974

Chicago Style (17th ed.) Citation

Ouyang, Wei, et al. "Evolutionary Overview of Consumer Health Informatics: Bibliometric Study on the Web of Science from 1999 to 2019." Journal of Medical Internet Research 23, no. 9 (2021): e21974. https://doi.org/10.2196/21974.

MLA (9th ed.) Citation

Ouyang, Wei, et al. "Evolutionary Overview of Consumer Health Informatics: Bibliometric Study on the Web of Science from 1999 to 2019." Journal of Medical Internet Research, vol. 23, no. 9, 2021, p. e21974, https://doi.org/10.2196/21974.