What does OPR stand for?
OPR stands for "Office of Protective Research"
How to abbreviate "Office of Protective Research"?
"Office of Protective Research" can be abbreviated as OPR
What is the meaning of OPR abbreviation?
The meaning of OPR abbreviation is "Office of Protective Research"
What does OPR mean?
OPR as abbreviation means "Office of Protective Research"
