Principles of Screening

[@koolmi]

Dr Shaneyfelt, you are an excellent teacher. Many thanks

[@danielorganistamd4778]

These videos are amazing. Thank you so much!

[@anishaagrawal0174]

Very well explained, thanks a lot!!

[@smsm2199]

Thank you a lot , your videos are really heplfull :)

[@smsm2199]

Thanks