APA (7th ed.) Citation

Frias, A., Sim-Sim, M., Barros, L., Chora, A., Oliveira, N., Pontes, A., & Leão, R. (2019). O16 Knowledge of visitors to Feira S. João about HIV-AIDS. European Journal of Public Health, 29, N.PAG. https://doi.org/10.1093/eurpub/ckz096.004

Chicago Style (17th ed.) Citation

Frias, A., M. Sim-Sim, L. Barros, A. Chora, N. Oliveira, A. Pontes, and R. Leão. "O16 Knowledge of Visitors to Feira S. João About HIV-AIDS." European Journal of Public Health 29 (2019): N.PAG. https://doi.org/10.1093/eurpub/ckz096.004.

MLA (9th ed.) Citation

Frias, A., et al. "O16 Knowledge of Visitors to Feira S. João About HIV-AIDS." European Journal of Public Health, vol. 29, 2019, p. N.PAG, https://doi.org/10.1093/eurpub/ckz096.004.