FILE PHOTO: A test tube labelled “Bird Flu”, eggs and a piece of paper in the colours of the U.S. national flag are seen in this picture illustration, January 14, 2023. REUTERS/Dado Ruvic/Illustration/File Photo
FILE PHOTO: A test tube labelled “Bird Flu”, eggs and a piece of paper in the colours of the U.S. national flag are seen in this picture illustration, January 14, 2023. REUTERS/Dado Ruvic/Illustration/File Photo