What does HGM stand for?
HGM stands for "Hierarchically Grouped Message"
How to abbreviate "Hierarchically Grouped Message"?
"Hierarchically Grouped Message" can be abbreviated as HGM
What is the meaning of HGM abbreviation?
The meaning of HGM abbreviation is "Hierarchically Grouped Message"
What does HGM mean?
HGM as abbreviation means "Hierarchically Grouped Message"
