Does the Coronavirus a Global Threat?

At the end of December, 2019; patients presenting with viral pneumonia due to an unidentified microbial agent were reported in Wuhan, China. A novel coronavirus was subsequently identified as the causative pathogen, provisionally named 2019 novel coronavirus (2019-nCoV). The new name of this disease is coronavirus disease 2019, abbreviated as COVID-19. The virus has spread to several countries and cities. According to the World Health Organization (Feb 16, 2020). Considering the number of cases reported between 21 January and 16 February, the number of cases expected to be possible between 17 February and 19 April has been tried to be estimated. Depending on time, expected number of cases in a one month has been tried to be estimated by linear and quadratic models for China and other countries separately. The determination coefficients for the Quadratic model were found to be 98% for both China and other countries.