Keep them coming,Al.🙂These videos are so helpful !Thank you

Thanks, such an informative video

Very good explanation! My studies are in a pause due to the current situation (respiratory therapist in Montreal) and it's very helpful for me to keep going to my study in this domain to have your video and your expertise!

Made it very easy. Usually the theory is immense on this, but practically you explained it quite well. Thanks

Great video! Thank you!

Thank you very much

very useful, thanks, i am anesthesiologisth resident here in Peru... sorry for the english

Thank you

Can you pls share from where you have taken the tables

Thank you