西北衣林升枝大学 Northwest A&F University Impact factors of the three toppest journals:CNS ·Cel:lF2017-30.409;lF5 years=34.103 Nature:IF2017-40.137;IFsyears=43.769 Science:IF2017=37.205;IFsyears=38.062 @@Northwest A&F University Impact factors of the three toppest journals：CNS • Cell: IF2017=30.409; IF5years=34.103 • Nature: IF2017=40.137; IF5years=43.769 • Science: IF2017=37.205; IF5years=38.062