APA (7th ed.) Citation

CS, P. (2003). Reactive oxygen species and pre-eclampsia. Journal of hypertension, 21(2), 263. https://doi.org/10.1097/00004872-200302000-00014

Chicago Style (17th ed.) Citation

CS, Packer. "Reactive Oxygen Species and Pre-eclampsia." Journal of Hypertension 21, no. 2 (2003): 263. https://doi.org/10.1097/00004872-200302000-00014.

MLA (9th ed.) Citation

CS, Packer. "Reactive Oxygen Species and Pre-eclampsia." Journal of Hypertension, vol. 21, no. 2, 2003, p. 263, https://doi.org/10.1097/00004872-200302000-00014.