The lead author of the report was Safi Khan of the University School of Medicine in Morgantown, West Virginia.

这项报告的首席作者是西弗吉尼亚摩根敦大学医学院的萨菲·汗。

Thank you to the students of University High School in Morgantown, West Virginia for your comment and for subscribing to our YouTube channel.

西弗吉尼亚州摩根敦大学附属高中的学生们，谢谢大家评论并订阅我们的YouTube频道。