What does S-A stand for?
S-A stands for "Sinoatrial Node"
How to abbreviate "Sinoatrial Node"?
"Sinoatrial Node" can be abbreviated as S-A
What is the meaning of S-A abbreviation?
The meaning of S-A abbreviation is "Sinoatrial Node"
What does S-A mean?
S-A as abbreviation means "Sinoatrial Node"