RT - Journal TY - JOUR A1 - Thakur, Satyendra T1 - An observation on pathological changes of lacrimal sac in chronic dacryocystitis YR - 1985/7/1 JF - Indian Journal of Ophthalmology JO - Indian J Ophthalmol SP - 251 OP - 253 VO - 33 IS - 4 UL - https://journals.lww.com/ijo/pages/default.aspx/article.asp?issn=0301-4738;year=1985;volume=33;issue=4;spage=251;epage=253;aulast=Thakur;t=5 N2 - ER -