APA:Siddhartha Dan, Mohit Pant, Sushil Kumar Upadhyay. (Volume-6, Issue- -(Year-2020)). The case fatality rate in COVID-19 patients with cardiovascular disease: global health challenge and paradigm in the current pandemic. Retrieved from https://link.springer.com/article/10.1007/s40495-020-00239-0
Chicago:Siddhartha Dan, Mohit Pant, Sushil Kumar Upadhyay. "The case fatality rate in COVID-19 patients with cardiovascular disease: global health challenge and paradigm in the current pandemic" Example, Volume-6-issue--Year-2020-2198-641X. https://link.springer.com/article/10.1007/s40495-020-00239-0.