1. Wang C, Horby PW, Hayden FG, Gao GF. A novel coronavirus outbreak of global health concern. Lancet. 2020;395(10223):470-3. Epub 2020/01/28. doi: 10.1016/S0140-6736(20)30185-9. PubMed PMID: 31986257.
2. WHO. Coronavirus disease (COVID-2019) situation reports. 2020. Available from: https://www.who.int/docs/default-source/coronaviruse/situation-reports/20200402-sitrep-73-covid-19.pdf?sfvrsn=5ae25bc7_2. Accessed 2 April 2020.
3. Chan JF, Yuan S, Kok KH, To KK, 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):514-23. Epub 2020/01/28. doi: 10.1016/S0140-6736(20)30154-9. PubMed PMID: 31986261.
4. Jiang Y, Xu J, Zhou C, Wu Z, Zhong S, Liu J, et al. Characterization of cytokine/chemokine profiles of severe acute respiratory syndrome. Am J Respir Crit Care Med. 2005;171(8):850-7. Epub 2005/01/20. doi: 10.1164/rccm.200407-857OC. PubMed PMID: 15657466.
5. Ko JH, Park GE, Lee JY, Lee JY, Cho SY, Ha YE, et al. Predictive factors for pneumonia development and progression to respiratory failure in MERS-CoV infected patients. J Infect. 2016;73(5):468-75. Epub 2016/08/16. doi: 10.1016/j.jinf.2016.08.005. PubMed PMID: 27519621.
6. 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. Epub 2020/01/28. doi: 10.1016/S0140-6736(20)30183-5. PubMed PMID: 31986264.
7. China tNHCo. Interpretation of pneumonia diagnosis and treatment scheme for novel coronavirus infection (trial version 7). Available from: http://www.nhc.gov.cn/yzygj/s7652m/202003/a31191442e29474b98bfed5579d5af95.shtml. Accessed 4 Mar 2020.
8. Singer M, Deutschman CS, Seymour CW, Shankar-Hari M, Annane D, Bauer M, et al. The Third International Consensus Definitions for Sepsis and Septic Shock (Sepsis-3). JAMA. 2016;315(8):801-10. Epub 2016/02/24. doi: 10.1001/jama.2016.0287. PubMed PMID: 26903338; PubMed Central PMCID: PMCPMC4968574.
9. Force ADT, Ranieri VM, Rubenfeld GD, Thompson BT, Ferguson ND, Caldwell E, et al. Acute respiratory distress syndrome: the Berlin Definition. JAMA. 2012;307(23):2526-33. Epub 2012/07/17. doi: 10.1001/jama.2012.5669. PubMed PMID: 22797452.
10. Kidney Disease: Improving Global Outcomes(KDIGO) Acute Kidney Injury Work Group. KDIGO Clinical Practice Guideline for Acute Kidney Injury. Kidney inter. 2012;2 (Suppl):1-138.
11. Chan JW, Ng CK, Chan YH, Mok TY, Lee S, Chu SY, et al. Short term outcome and risk factors for adverse clinical outcomes in adults with severe acute respiratory syndrome (SARS). Thorax. 2003;58(8):686-9. Epub 2003/07/30. doi: 10.1136/thorax.58.8.686. PubMed PMID: 12885985; PubMed Central PMCID: PMCPMC1746764.
12. Arabi YM, Balkhy HH, Hayden FG, Bouchama A, Luke T, Baillie JK, et al. Middle East Respiratory Syndrome. N Engl J Med. 2017;376(6):584-94. Epub 2017/02/09. doi: 10.1056/NEJMsr1408795. PubMed PMID: 28177862; PubMed Central PMCID: PMCPMC5362064.
13. Rodelo JR, De la Rosa G, Valencia ML, Ospina S, Arango CM, Gomez CI, et al. D-dimer is a significant prognostic factor in patients with suspected infection and sepsis. Am J Emerg Med. 2012;30(9):1991-9. Epub 2012/07/17. doi: 10.1016/j.ajem.2012.04.033. PubMed PMID: 22795996.
14. Goyal N, Taylor AR, Rivers EP. Relationship between Central and Peripheral Venous Oxygen Saturation and Lactate Levels: A Prospective Study. J Emerg Med. 2016;50(6):809-17. Epub 2016/05/24. doi: 10.1016/j.jemermed.2016.03.021. PubMed PMID: 27210904.
15. 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. Epub 2020/02/08. doi: 10.1001/jama.2020.1585. PubMed PMID: 32031570; PubMed Central PMCID: PMCPMC7042881.
16. 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):1054-62. Epub 2020/03/15. doi: 10.1016/S0140-6736(20)30566-3. PubMed PMID: 32171076.
17. Liu Y, Yang Y, Zhang C, Huang F, Wang F, Yuan J, et al. Clinical and biochemical indexes from 2019-nCoV infected patients linked to viral loads and lung injury. Sci China Life Sci. 2020. Epub 2020/02/13. doi: 10.1007/s11427-020-1643-8. PubMed PMID: 32048163.
18. Wu F, Zhao S, Yu B, Chen YM, Wang W, Song ZG, et al. A new coronavirus associated with human respiratory disease in China. Nature. 2020;579(7798):265-9. Epub 2020/02/06. doi: 10.1038/s41586-020-2008-3. PubMed PMID: 32015508; PubMed Central PMCID: PMCPMC7094943.
19. Paules CI, Marston HD, Fauci AS. Coronavirus Infections-More Than Just the Common Cold. JAMA. 2020. Epub 2020/01/24. doi: 10.1001/jama.2020.0757. PubMed PMID: 31971553.
20. 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):507-13. Epub 2020/02/03. doi: 10.1016/S0140-6736(20)30211-7. PubMed PMID: 32007143.
21. Li B, Yang J, Zhao F, Zhi L, Wang X, Liu L, et al. Prevalence and impact of cardiovascular metabolic diseases on COVID-19 in China. Clin Res Cardiol. 2020. Epub 2020/03/13. doi: 10.1007/s00392-020-01626-9. PubMed PMID: 32161990.
22. Liu M, Liang WN, Chen Q, Xie XQ, Wu J, He X, et al. Risk factors for SARS-related deaths in 2003, Beijing. Biomed Environ Sci. 2006;19(5):336-9. Epub 2006/12/28. PubMed PMID: 17190184.
23. Ahmadzadeh J, Mobaraki K, Mousavi SJ, Aghazadeh-Attari J, Mirza-Aghazadeh-Attari M, Mohebbi I. The risk factors associated with MERS-CoV patient fatality: A global survey. Diagn Microbiol Infect Dis. 2020;96(3):114876. Epub 2020/01/22. doi: 10.1016/j.diagmicrobio.2019.114876. PubMed PMID: 31959375.
24. Mouton CP, Bazaldua OV, Pierce B, Espino DV. Common infections in older adults. Am Fam Physician. 2001;63(2):257-68. Epub 2001/02/24. PubMed PMID: 11201692.
25. Yoshikawa TT, Norman DC. Geriatric Infectious Diseases: Current Concepts on Diagnosis and Management. J Am Geriatr Soc. 2017;65(3):631-41. Epub 2017/02/01. doi: 10.1111/jgs.14731. PubMed PMID: 28140454.
26. Hu X, Deng Y, Wang J, Li H, Li M, Lu Z. Short term outcome and risk factors for mortality in adults with critical severe acute respiratory syndrome (SARS). J Huazhong Univ Sci Technolog Med Sci. 2004;24(5):514-7. Epub 2005/01/12. doi: 10.1007/bf02831124. PubMed PMID: 15641708; PubMed Central PMCID: PMCPMC7088722.
27. Oh DH, Kim MH, Jeong WY, Kim YC, Kim EJ, Song JE, et al. Risk factors for mortality in patients with low lactate level and septic shock. J Microbiol Immunol Infect. 2019;52(3):418-25. Epub 2017/09/20. doi: 10.1016/j.jmii.2017.08.009. PubMed PMID: 28923305.
28. Shankar-Hari M, Phillips GS, Levy ML, Seymour CW, Liu VX, Deutschman CS, et al. Developing a New Definition and Assessing New Clinical Criteria for Septic Shock: For the Third International Consensus Definitions for Sepsis and Septic Shock (Sepsis-3). JAMA. 2016;315(8):775-87. Epub 2016/02/24. doi: 10.1001/jama.2016.0289. PubMed PMID: 26903336; PubMed Central PMCID: PMCPMC4910392.
29. Mikkelsen ME, Miltiades AN, Gaieski DF, Goyal M, Fuchs BD, Shah CV, et al. Serum lactate is associated with mortality in severe sepsis independent of organ failure and shock*. Critical Care Medicine. 2009;37(5):1670-7. doi: 10.1097/CCM.0b013e31819fcf68.
30. Chen H, Zhao C, Wei Y, Jin J. Early lactate measurement is associated with better outcomes in septic patients with an elevated serum lactate level. Crit Care. 2019;23(1):351. Epub 2019/11/13. doi: 10.1186/s13054-019-2625-0. PubMed PMID: 31711512; PubMed Central PMCID: PMCPMC6849274.
31. Suetrong B, Walley KR. Lactic Acidosis in Sepsis: It's Not All Anaerobic: Implications for Diagnosis and Management. Chest. 2016;149(1):252-61. Epub 2015/09/18. doi: 10.1378/chest.15-1703. PubMed PMID: 26378980.
32. Milbrandt EB, Reade MC, Lee M, Shook SL, Angus DC, Kong L, et al. Prevalence and significance of coagulation abnormalities in community-acquired pneumonia. Mol Med. 2009;15(11-12):438-45. Epub 2009/09/16. doi: 10.2119/molmed.2009.00091. PubMed PMID: 19753144; PubMed Central PMCID: PMCPMC2743205.