28.2 Preventing radiation-related complications

[@drewburton2587]

thank you for another excellent presentation

[@ero1456]

Always great presentations.

[@shangz0216]

Thanks for your educative presentation.

[@ahmedalarhabi1922]

Really appreciate you

[@hyungohkim4418]

Thank you so much for the great teaching sir.

[@ahmedalarhabi1922]

Really appreciate you