🔎 #COVID19 messenger RNA (mRNA) vaccines are not new 😮

Researchers have been studying and working with them for decades 🧑🏾‍🔬

👉🏾 mRNA vaccines protect against disease without the serious consequences of getting sick. #GetVax 🩹❤️

➕ INFO ➡️ paho.org/es/vacunas-con… https://t.co/CnHHpPDOF7