CLEAN : Israeli hospital starts 4th jab trial as ministry weighs rollout

The video discusses the initiation of research on the fourth booster dose of the Pfizer COVID-19 vaccine. It highlights the significance of this research, especially for healthcare workers with decreased antibody levels. The study will involve 150 volunteers and will focus on immunogenicity, T-cell selectivity, and safety. The video also raises questions about the necessity and benefits of a fourth dose, emphasizing the importance of research to determine its value and safety.

What is the main focus of the research mentioned in the text?

Why are health care workers being targeted for this research?

What are the key measures that will be followed during the research?

What concerns does the speaker express about the need for a fourth dose?

What is the significance of conducting this research before the general population considers a fourth dose?