What does PYO stand for?
PYO stands for "person-yr of observation"
How to abbreviate "person-yr of observation"?
"person-yr of observation" can be abbreviated as PYO
What is the meaning of PYO abbreviation?
The meaning of PYO abbreviation is "person-yr of observation"
What does PYO mean?
PYO as abbreviation means "person-yr of observation"
