According to the head of INTERNAL medicine
Money Heist Season 1, Episode 5
No, he cut open a tauntaun and used
its INTERNAL body heat to warm him up.
The Big Bang Theory Season 2, Episode 23
I'm plagued by an INTERNAL struggle.
The Big Bang Theory Season 8, Episode 6
It’ll be the INTERNAL medicine doctor,
won’t it? I don’t know.
Money Heist Season 1, Episode 13
At best you can say, "Hey, look, my idea
has an INTERNAL logical consistency."
The Big Bang Theory Season 1, Episode 3