[0:2.760,1:3.240]  抖音，No shared between three people so it was John Keith from university college London and then myigbrt mosa and myself the central of system environment of the optic and show for the first time the optic nerve can ingen people with aable environment think rest of. 想请问两位老师，从行为的角度或者从病理的角度，能不能在早期就可以判断阿尔兹海默症的前兆？
[1:3.240,1:16.741]  Sciences.
