1. Huang C, Wang Y, Li X, Ren L, Zhao J, Hu Y, et al. Clinical features of patients infected with 2019 novel coronavirus in Wuhan, China. Lancet. 2020;395(10223):497-506. doi: 10.1016/S0140-6736(20)30183-5. PubMed PMID: 31986264; PubMed Central PMCID: PMCPMC7159299. ## 2. Zhou F, Yu T, Du R, Fan G, Liu Y, Liu Z, et al. Clinical course and risk factors for mortality of adult inpatients with COVID-19 in Wuhan, China: a retrospective cohort study. Lancet. 2020;395(10229):1054-1062. doi: 10.1016/S0140-6736(20)30566-3. PubMed PMID: 32171076; PubMed Central PMCID: PMCPMC7270627. ## 3. Zhu N, Zhang D, Wang W, Li X, Yang B, Song J, et al. A novel coronavirus from patients with pneumonia in China, 2019. N Engl J Med. 2020;382(8):727-733. doi: 10.1056/NEJMoa2001017. PubMed PMID: 31978945; PubMed Central PMCID: PMCPMC7092803. ## 4. Cheng Y, Luo R, Wang K, Zhang M, Wang Z, Dong L, et al. Kidney disease is associated with in-hospital death of patients with COVID-19. Kidney Int. 2020;97(5):829-838. doi: 10.1016/j.kint.2020.03.005. PubMed PMID: 32247631; PubMed Central PMCID: PMCPMC7110296. ## 5. Chen N, Zhou M, Dong X, Qu J, Gong F, Han Y, et al. Epidemiological and clinical characteristics of 99 cases of 2019 novel coronavirus pneumonia in Wuhan, China: a descriptive study. Lancet. 2020;395(10223):507-513. doi: 10.1016/S0140-6736(20)30211-7. PubMed PMID: 32007143; PubMed Central PMCID: PMCPMC7135076. ## 6. Chan JF-W, Yuan S, Kok K-H, To KK-W, Chu H, Yang J, et al. A familial cluster of pneumonia associated with the 2019 novel coronavirus indicating person-to-person transmission: a study of a family cluster. Lancet. 2020;395(10223):514-523. doi: 10.1016/S0140-6736(20)30154-9. PubMed PMID: 31986261; PubMed Central PMCID: PMCPMC7159286. ## 7. Naicker S, Yang C-W, Hwang S-J, Liu B-C, Chen J-H, Jha V. The Novel Coronavirus 2019 epidemic and kidneys. Kidney Int. 2020;97(5):824-828. doi: 10.1016/j.kint.2020.03.001. PubMed PMID: 32204907; PubMed Central PMCID: PMCPMC7133222. ## 8. Jin J-M, Bai P, He W, Wu F, Liu X-F, Han D-M, et al. Gender Differences in Patients With COVID-19: Focus on Severity and Mortality. Front Public Health. 2020;8:152. doi: 10.3389/fpubh.2020.00152. PubMed PMID: 32411652; PubMed Central PMCID: PMCPMC7201103. ## 9. Centers for Disease Control and Prevention Coronavirus Disease 2019 (COVID-19); 2022. Available from: https://covid.cdc.gov/covid-data-tracker/#cases_casesper100klast7days. ## 10. Karimi Z, Masjedi F, Malekmakan L, Doostkam A, Roozbeh J, Ghahramani N. Potential Mechanisms of the SARS-CoV-2-induced AKI Progression to CKD: A Forward-Looking Perspective. Iran J Kidney Dis. 2021;15(4):243-255. PubMed PMID: 34278995. ## 11. Capuano A, Rossi F, Paolisso G. Covid-19 Kills More Men Than Women: An Overview of Possible Reasons. Front Cardiovasc Med. 2020;7:131. doi: 10.3389/fcvm.2020.00131. PubMed PMID: 32766284; PubMed Central PMCID: PMCPMC7380096. ## 12. Liu R, Han H, Liu F, Lv Z, Wu K, Liu Y, et al. Positive rate of RT-PCR detection of SARS-CoV-2 infection in 4880 cases from one hospital in Wuhan, China, from Jan to Feb 2020. Clin Chim Acta. 2020;505:172-175. doi: 10.1016/j.cca.2020.03.009. PubMed PMID: 32156607; PubMed Central PMCID: PMCPMC7094385. ## 13. Fisman DN, Greer AL, Brankston G, Hillmer M, O'Brien SF, Drews SJ, et al. COVID-19 Case Age Distribution: Correction for Differential Testing by Age. Ann Intern Med. 2021;174(10):1430-1438. doi: 10.7326/m20-7003. PubMed PMID: 34399059; PubMed Central PMCID: PMCPMC8381772. ## 14. Caini S, Spreeuwenberg P, Kusznierz GF, Rudi JM, Owen R, Pennington K, et al. Distribution of influenza virus types by age using case-based global surveillance data from twenty-nine countries, 1999-2014. BMC Infect Dis. 2018;18(1):269. doi: 10.1186/s12879-018-3181-y. PubMed PMID: 29884140; PubMed Central PMCID: PMCPMC5994061. ## 15. Jansen A, Chiew M, Konings F, Lee CK, Ailan L. Sex matters - a preliminary analysis of Middle East respiratory syndrome in the Republic of Korea, 2015. Western Pac Surveill Response J. 2015;6(3):68-71. doi: 10.5365/wpsar.2015.6.3.002. PubMed PMID: 26668769; PubMed Central PMCID: PMCPMC4675154. ## 16. Fenollar-Cortés J, Jiménez Ó, Ruiz-García A, Resurrección DM. Gender Differences in Psychological Impact of the Confinement During the COVID-19 Outbreak in Spain: A Longitudinal Study. Front Psychol. 2021;12:682860. doi: 10.3389/fpsyg.2021.682860. PubMed PMID: 34248784; PubMed Central PMCID: PMCPMC8264415. ## 17. Cao B, Wang Y, Wen D, Liu W, Wang J, Fan G, et al. A Trial of Lopinavir-Ritonavir in Adults Hospitalized with Severe Covid-19. N Engl J Med. 2020;382(19):1787-1799. doi: 10.1056/NEJMoa2001282. PubMed PMID: 32187464; PubMed Central PMCID: PMCPMC7121492. ## 18. Age Categories, Life Cycle Groupings Canada: Statistics Canada; 2017. Available from: https://www.statcan.gc.ca/en/concepts/definitions/age2. ## 19. Wang D, Hu B, Hu C, Zhu F, Liu X, Zhang J, et al. Clinical Characteristics of 138 Hospitalized Patients With 2019 Novel Coronavirus–Infected Pneumonia in Wuhan, China. JAMA. 2020;323(11):1061-1069. doi: 10.1001/jama.2020.1585. PubMed PMID: 32031570; PubMed Central PMCID: PMCPMC7042881. ## 20. Pan L, Mu M, Yang P, Sun Y, Wang R, Yan J, et al. Clinical Characteristics of COVID-19 Patients With Digestive Symptoms in Hubei, China: A Descriptive, Cross-Sectional, Multicenter Study. Am J Gastroenterol. 2020;115(5):766-773. doi: 10.14309/ajg.0000000000000620. PubMed PMID: 32287140; PubMed Central PMCID: PMCPMC7172492. ## 21. To KK-W, Tsang OT-Y, Leung W-S, Tam AR, Wu T-C, Lung DC, et al. Temporal profiles of viral load in posterior oropharyngeal saliva samples and serum antibody responses during infection by SARS-CoV-2: an observational cohort study. Lancet Infect Dis. 2020;20(5):565-574. doi: 10.1016/S1473-3099(20)30196-1. PubMed PMID: 32213337; PubMed Central PMCID: PMCPMC7158907. ## 22. Lian J, Jin X, Hao S, Jia H, Cai H, Zhang X, et al. Epidemiological, clinical, and virological characteristics of 465 hospitalized cases of coronavirus disease 2019 (COVID-19) from Zhejiang province in China. Influenza Other Respir Viruses. 2020;14(5):564-574. doi: 10.1111/irv.12758. PubMed PMID: 32397011; PubMed Central PMCID: PMCPMC7273099. ## 23. Chen J, Qi T, Liu L, Ling Y, Qian Z, Li T, et al. Clinical progression of patients with COVID-19 in Shanghai, China. J Infect. 2020;80(5):e1-e6. doi: 10.1016/j.jinf.2020.03.004. PubMed PMID: 32171869; PubMed Central PMCID: PMCPMC7102530. ## 24. Richardson S, Hirsch JS, Narasimhan M, Crawford JM, McGinn T, Davidson KW, et al. Presenting Characteristics, Comorbidities, and Outcomes Among 5700 Patients Hospitalized With COVID-19 in the New York City Area. JAMA. 2020;323(20):2052-2059. doi: 10.1001/jama.2020.6775. PubMed PMID: 32320003; PubMed Central PMCID: PMCPMC7177629. ## 25. Medetalibeyoğlu A, Şenkal N, Çapar G, Köse M, Tükek T. Characteristics of the initial patients hospitalized for COVID-19: a single-center report. Turk J Med Sci. 2020;50(5):1436-1439. doi: 10.3906/sag-2004-98. PubMed PMID: 32490641; PubMed Central PMCID: PMCPMC7491264. ## 26. Nikpouraghdam M, Jalali Farahani A, Alishiri G, Heydari S, Ebrahimnia M, Samadinia H, et al. Epidemiological characteristics of coronavirus disease 2019 (COVID-19) patients in IRAN: A single center study. J Clin Virol. 2020;127:104378. doi: 10.1016/j.jcv.2020.104378. PubMed PMID: 32353762; PubMed Central PMCID: PMCPMC7172806. ## 27. Shahriarirad R, Khodamoradi Z, Erfani A, Hosseinpour H, Ranjbar K, Emami Y, et al. Epidemiological and clinical features of 2019 novel coronavirus diseases (COVID-19) in the South of Iran. BMC Infect Dis. 2020;20(1):427. doi: 10.1186/s12879-020-05128-x. PubMed PMID: 32552751; PubMed Central PMCID: PMC7301075. ## 28. Bhattacharjee S, Banerjee M, Pal R. ABO blood groups and severe outcomes in COVID-19: A meta-analysis. Postgrad Med J. 2022;98(e2):e136-e137. doi: 10.1136/postgradmedj-2020-139248. PubMed PMID: 35232874. ## 29. Zhu J, Ji P, Pang J, Zhong Z, Li H, He C, et al. Clinical characteristics of 3062 COVID-19 patients: A meta-analysis. J Med Virol. 2020;92(10):1902-1914. doi: 10.1002/jmv.25884. PubMed PMID: 32293716; PubMed Central PMCID: PMCPMC7262119. ## 30. Xu YH, Dong JH, An WM, Lv XY, Yin XP, Zhang JZ, et al. Clinical and computed tomographic imaging features of novel coronavirus pneumonia caused by SARS-CoV-2. J Infect. 2020;80(4):394-400. doi: 10.1016/j.jinf.2020.02.017. PubMed PMID: 32109443; PubMed Central PMCID: PMCPMC7102535. ## 31. Wang X, Fang J, Zhu Y, Chen L, Ding F, Zhou R, et al. Clinical characteristics of non-critically ill patients with novel coronavirus infection (COVID-19) in a Fangcang Hospital. Clin Microbiol Infect. 2020;26(8):1063-1068. doi: 10.1016/j.cmi.2020.03.032. PubMed PMID: 32251842; PubMed Central PMCID: PMCPMC7195539. ## 32. Huang X, Wei F, Hu L, Wen L, Chen K. Epidemiology and Clinical Characteristics of COVID-19. Arch Iran Med. 2020;23(4):268-271. doi: 10.34172/aim.2020.09. PubMed PMID: 32271601. ## 33. Hassan SA, Sheikh FN, Jamal S, Ezeh JK, Akhtar A. Coronavirus (COVID-19): A Review of Clinical Features, Diagnosis, and Treatment. Cureus. 2020;12(3):e7355. doi: 10.7759/cureus.7355. PubMed PMID: 32328367; PubMed Central PMCID: PMCPMC7170025. ## 34. Bhopal SS, Bhopal R. Sex differential in COVID-19 mortality varies markedly by age. Lancet. 2020;396(10250):532-533. doi: 10.1016/S0140-6736(20)31748-7. PubMed PMID: 32798449; PubMed Central PMCID: PMCPMC7426105. ## 35. National Institute for Demographic Studies. Demographics of COVID-19 deaths: data and metadata. Available from: https://dc-covid.site.ined.fr/en/.## 36. Acheampong DO, Barffour IK, Boye A, Aninagyei E, Ocansey S, Morna MT. Male predisposition to severe COVID-19: Review of evidence and potential therapeutic prospects. Biomed Pharmacother. 2020;131:110748. doi: 10.1016/j.biopha.2020.110748. PubMed PMID: 33152916; PubMed Central PMCID: PMCPMC7480230. ## 37. Haghpanah A, Masjedi F, Alborzi S, Hosseinpour A, Dehghani A, Malekmakan L, et al. Potential mechanisms of SARS-CoV-2 action on male gonadal function and fertility: Current status and future prospects. Andrologia. 2021;53(1):e13883. doi: 10.1111/and.13883. PubMed PMID: 33108833; PubMed Central PMCID: PMCPMC7645932. ## 38. Haghpanah A, Masjedi F, Salehipour M, Hosseinpour A, Roozbeh J, Dehghani A. Is COVID-19 a risk factor for progression of benign prostatic hyperplasia and exacerbation of its related symptoms?: a systematic review. Prostate Cancer Prostatic Dis. 2022;25(1):27-38. doi: 10.1038/s41391-021-00388-3. PubMed PMID: 34007019; PubMed Central PMCID: PMCPMC8129694. ##