APA (7th ed.) Citation

(2020). Hydroxychloroquine is effective, and consistently so used early, for Covid-19: A systematic review.

Chicago Style (17th ed.) Citation

Hydroxychloroquine Is Effective, and Consistently so Used Early, for Covid-19: A Systematic Review. 2020.

MLA (8th ed.) Citation

Hydroxychloroquine Is Effective, and Consistently so Used Early, for Covid-19: A Systematic Review. 2020.

Warning: These citations may not always be 100% accurate.