What does PEN stand for?
PEN stands for "pre-endopiriform nucleus"
How to abbreviate "pre-endopiriform nucleus"?
"pre-endopiriform nucleus" can be abbreviated as PEN
What is the meaning of PEN abbreviation?
The meaning of PEN abbreviation is "pre-endopiriform nucleus"
What does PEN mean?
PEN as abbreviation means "pre-endopiriform nucleus"
