They practiced their profession
in the seaport of Aegea (modern Ayas,
in the Gulf of İskenderun), then
in the Roman province of Syria. Accepting no payment for their services led to them being named "Ανάργυροι" (Unmercenary); it has been said that, by this, they attracted many to the Christian faith.
I hope that helps,,, it's better than me trying to explain, I would mess it all up!! LOL
My parish does have mostly Italians, but definately not only Italians.