Vaccines that Don't KILL Help Viruses

Science shows vaccines that do not kill viruses help the spread
IMMUNOLOGY
Vaccines Are Pushing Pathogens to Evolve
Just as antibiotics breed resistance in bacteria, vaccines can incite changes that enable diseases to escape their control. Researchers are working to head off the evolution of new threats.
https://www.quantamagazine.org/how-vaccines-can-drive-pathogens-to-evolve-20180510/