Do You Have to Do the Same for N Title CO2?

In the field, that's also interesting because in a shield, when I'm doing a CPR case, rehearsal, I get to choose where my monitor should be. And right now we're doing the study with three looks on chair and everything. So it's a lot of things to do. If you're there, you're likely in a fairly good spot. But then after a few minutes, you enter this situation where if the patient don't get rusk by this pile, let's say six, seven, eight minutes,. And then things start to matter.