This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Micropet ric. en MicroPET at RIC UTHSCSA San Antonio Texas Own Zereshk source exifheading University of Texas Health Science Center at San Antonio Graduate School of Biomedical Sciences Positron emission tomography
Page 2023 Free-images.com. All images are Public Domain