POTS is a symptom in CFS. I'm wondering....
Have you, tested positive for XMRV and have POTS?
Tested negative for XMRV and don't have POTS?
Tested negative for XMRV but have POTS?
Tested positive for XMRV but don't have POTS?
Have you, tested positive for XMRV and have POTS?
Tested negative for XMRV and don't have POTS?
Tested negative for XMRV but have POTS?
Tested positive for XMRV but don't have POTS?