What does PPA stand for?
PPA stands for "point prevalence abstinence"
How to abbreviate "point prevalence abstinence"?
"point prevalence abstinence" can be abbreviated as PPA
What is the meaning of PPA abbreviation?
The meaning of PPA abbreviation is "point prevalence abstinence"
What does PPA mean?
PPA as abbreviation means "point prevalence abstinence"
