Alghamdi Mohammed, Aljuhani Nasser, AL-Somali Afrah, Alzahrani Saeed, Alotaibi Rashed, Siddiqua Salma, Naitah Marwah, albelewi Sayda, Alghamdi Ahmed, Alotaibi Fayez, AlQarni Abdullmoin, Al-Hariqi Khalid, Al -Gethamy Manal, Effect of Hydroxychloroquine on Clinical Improvement and Mortality Among Patients with COVID-19 Admitted to Four General Hospitals in Saudi Arabia, International Journal of Coronaviruses, Volume 2, Issue 2, 2020, Pages 13-23, ISSN 2692-1537, https://doi.org/10.14302/issn.2692-1537.ijcv-20-3652. (https://openaccesspub.orgijcv/article/1517) Keywords: COVID-19; pandemic; hydroxychloroquine; efficacy; mortality; Saudi Arabia