The only lab created pathogen ever to cause a mass outbreak in humans is vaccine derived poliomyelitis.

Didier Raoult - the world's most published infectious diseases physician and microbiologist.

The publication you linked (https://publichealthpolicyjournal.com) is not the official Journal of Public Health Policy.

This website appears to be a different journal with a similar name.

This journal is not widely recognized in the scientific community and has unclear peer-review standards.

The study was “peer-reviewed” by Peter McCullough, who is known for spreading inaccurate medical information.

The methodology of the study has been criticized for serious flaws and bias.

See also: https://newsletter.pedsdoctalk.com/p/new-study-on-vaccines-and-neurodevelopment-should-we-be-concerned