China has become the first country to green-light an inhaled Covid-19 vaccine, paving the way for potential use of the needle-free product in the country, where suppressing the spread of Covid-19 remains a top priority.
원문출처 : https://www.cnn.com/2022/09/06/china/china-covid-19-vaccine-cansino-intl-hnk/index.html
원문출처 : https://www.cnn.com/2022/09/06/china/china-covid-19-vaccine-cansino-intl-hnk/index.html