Peter Attia· MD
and particularly one collected over time so kind of analogous to your ps your PSA velocity example where you're sampling at multiple time points if you sample at multiple time points now and subject those I don't mean just of the methods that are you know being early or being commercialized now but but are being commercialized I mean since we've four years ago what what felt like you know very much a research method is now emerging as a real clinical option