Rectangular 3-snip punctoplasty versus punch punctoplasty with silicone intubation for acquired external punctal stenosis: a prospective randomized comparative study.
Cao X, Hu ZZ, Wu Y, Song Y, Liu QH.
Int J Ophthalmol. 2021 Jun 18;14(6):849-854. doi: 10.18240/ijo.2021.06.09. eCollection 2021.