COVID-19:’Yarn sewing machine Hug’ is a big hit! :
South Korea: “Declaration of group closure” after January 4th:
COVID-19: Corona inactivating effect on deep UV rays: Equivalent to mercury light source
COVID-19: France cancels purchase of Merck’s’Molnupiravir‘
COVID-19: RIKEN pays attention to A24 leukocytes: 60% of Japanese have