prof cavalaro, i saw ou replace them. prof cavalaro, i saw you nodding _ replace them.cavalaro, i saw you nodding there. _ replace them. prof cavalaro, i saw you nodding there. what - replace them. prof cavalaro, i saw you nodding there. what do - replace them. prof cavalaro, i saw you nodding there. what do you i replace them. prof cavalaro, i saw - you nodding there. what do you agree with there? , ., . you nodding there. what do you agree with there? , . . ., , ., with there? research has informed uuidance with there? research has informed guidance that's _ with there? research has informed guidance that's available _ with there? research has informed guidance that's available and - with there? research has informed guidance that's available and we i with there? research has informedl guidance that's available and we are now updating some of these models. we were _ now updating some of these models. we were just meeting about this before _ we were just meeting about this before this intervention. i think there _ before this intervention. i think there is— before this