i am rahma from uganda first year residance,really i appreciate this channel. Thank you very much,you are doing great work.

From South Korea, thank you for coming back of great lecture !!

Thank you

Thank you very nice

Nice thank you

Why there were occasionally significantly delay in changing (next slide) slide, compare with the speech ?

I had a lymphocyte removed from my neck and I just got the culture back my doctor told me I had Marvel lymphoma is this treatable I'm very scared

Professor. Please talk slowlier and clearlier. You can't imagine how sorrow foreign learners like me feel when i cannot hear anything although i use subtitle :(

Thank you