What does PPN stand for?
PPN stands for "primary phase nystagmus"
How to abbreviate "primary phase nystagmus"?
"primary phase nystagmus" can be abbreviated as PPN
What is the meaning of PPN abbreviation?
The meaning of PPN abbreviation is "primary phase nystagmus"
What does PPN mean?
PPN as abbreviation means "primary phase nystagmus"
