I think it's going to look like all of the above actually. And this is a situation where we do need to look at all possible options. This is not like the kind of thing where we're thinking like um non-invasive or minimally invasive like really something that will work as the first priority. Um one of the technologies I'm I'm really um interested in following how this develops and we're doing research on this at UCSF is using focus ultrasound.