Micro-interaction of montmorillonite-loaded nanoparticles with mucin promotes retention of betaxolol hydrochloride on the ocular surface and the tear film microenvironment - Yingshan Zhao; Jie Hu; Yuancheng Ke; Qinqiang Long; Jinlan Mao; Huihui Li; Zhenping Xiao; Kangyiran Pan; Siying Yuan; Jiayi Xue; Wei Li; Meiju Zhong; et al. (Applied Clay Science, 2024)