Nine biopharmaceutical companies have signed a joint pledge to uphold "high ethical standards," suggesting they won't seek premature government approval for Covid-19 vaccines.
원문출처 : https://www.cnn.com/2020/09/08/health/covid-19-vaccine-pharmaceutical-companies-pledge-bn/index.html
원문출처 : https://www.cnn.com/2020/09/08/health/covid-19-vaccine-pharmaceutical-companies-pledge-bn/index.html