Hi Dr. Meyer:

New ones:

time: minutes, hours, days, weeks, months, years
febrile: febrile, afebrile
test result: positive negative inconclusive

I have an article:
http://www.aafp.org/fpm/20010500/33elec.html

This being a new concept for me: I have to explore this further.
We do use shortkeys.
http://www.shortkeys.com/

Regards.