A Comparative In Vivo Study on Three Treatment Approaches to Applying Topical Botulinum Toxin A for Crow’s Feet

by Yan Cao, Jian-ping Yang, Xiao-gang Zhu, Jie Zhu, Hong-qin Chang, Sheng-hua Guo, Dan Luo, Bing-rong Zhou
Published 2018-01-01