 So you're teaching now by way of example. In other words, can you describe for us what does a residency program in interning, an internship, look like? What does it look like? Sure. So if you think of med school first, med school is very much like just a lot of information, kind of like graduate school would be, and then you spend some time in the clinicals. And as an intern, they're already graduated from med school, so they're doctors.