theoretical

One theoretical argument is that a different vaccine approach – such as using the whole virus – would give better protection, as the immune system would have more to target.

“These threats are no longer theoretical,” Children’s Hospital executives wrote to staff in an internal email announcing the closure June 12.

“These threats are no longer theoretical,” Children’s Hospital L.A. executives wrote in a June email to staff.

According to Hansons, Turing's PhD dissertation and On Computable Numbers are both hailed as foundational works in the field of theoretical computer science.

The famous theoretical physicist Stephen Hawking, who died in 2016 at age 76, is an example of someone who survived for 55 years with the disease after being diagnosed at age 21.