The European Medicines Agency (EMA) has created a concept paper that addresses the need to establish a guideline on the quality aspects of messenger RNA (mRNA) vaccines, emphasizing the number of clinical trial...
The European Centre for Disease Prevention and Control (ECDC) and EMA’s COVID-19 task force (ETF) have concluded that it is too early to consider using a fourth dose of mRNA COVID-19 vaccines (Pfizer’s Comirnaty and...