Loading Video…
This browser does not support the Video element.
Boy participates in vaccine trial
Dr. Richard Chung and Caleb Chung, 13, talk about the Pfizer vaccine trial for children. Caleb participated in the research.
This browser does not support the Video element.
Dr. Richard Chung and Caleb Chung, 13, talk about the Pfizer vaccine trial for children. Caleb participated in the research.