APA (7th ed.) Citation

Fatehi Elzein, Ahmed Ibrahim, Fatima Alshahrani, Mervat Mahrous, Esam Murshid, Turki Aldhehyan, . . . Nouf Alnawshan. (2021). Reinfection, recurrence, or delayed presentation of COVID-19? Case series and review of the literature. Elsevier.

Chicago Style (17th ed.) Citation

Fatehi Elzein, et al. Reinfection, Recurrence, or Delayed Presentation of COVID-19? Case Series and Review of the Literature. Elsevier, 2021.

MLA (9th ed.) Citation

Fatehi Elzein, et al. Reinfection, Recurrence, or Delayed Presentation of COVID-19? Case Series and Review of the Literature. Elsevier, 2021.

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