COVID ‑19 Vaccine: From Dream to Reality

Dear Editor, It has been a year since the World Health Organization (WHO) reported the emergence of a new virus in December 2019 following the outbreak of the severe respiratory disease in China. Subsequently, the virus causing the pandemic was called COVID ‑19.[1,2] According to a report by the WHO on December 8, 2021, approximately, 2 years after the onset of the COVID‑19 pandemic, the virus has infected more than 266 million people and killed more than 5 million people worldwide.
Source: International Journal of Preventive Medicine - Category: International Medicine & Public Health Source Type: research