Boeing 767 and Airbus A330 with contrails flying overhead.

---

Size: 3990px × 4464px
Photo credit: © AVIATION IMAGES/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: -, 68, acute, afm, black--white, condition, disease, disorder, electron, emerging, enterovirus, ev-d68, ev68, flaccid, hev68, medical, medicine, microbiological, microbiology, micrograph, microscope, monochrome, myelitis, particle, particles, pathogen, picornaviridae, polio-, tem, transmission, viral, virion, virions, virology, virus