What does PPA stand for?
PPA stands for "purified polysaccharide antigen"
How to abbreviate "purified polysaccharide antigen"?
"purified polysaccharide antigen" can be abbreviated as PPA
What is the meaning of PPA abbreviation?
The meaning of PPA abbreviation is "purified polysaccharide antigen"
What does PPA mean?
PPA as abbreviation means "purified polysaccharide antigen"
