Scintigraphy 

you explained this way better than my professor. I've learned more here than in my class.

great presentation . . . i'm a physician but still got useful knowledge .. . . thank you

Awesome

thank u sooo much .. very useful presentation 👌👍

Very useful

I have had a myocardial perfusion test in one day. Very stressful test.

My name is Ahmer and I like to watch you speak because you are so attractive.