AU - Natarajan, Radha AU - Das, J AU - Kanta, T TI - A comparative study of some filtering procedures in glaucoma PT - ORIG DP - 1982 Jan 1 TA - Indian Journal of Ophthalmology PG - 1-5 VI - 30 IP - 1 4099- https://journals.lww.com/ijo/pages/default.aspx/article.asp?issn=0301-4738;year=1982;volume=30;issue=1;spage=1;epage=5;aulast=Natarajan;type=0 4100- https://journals.lww.com/ijo/pages/default.aspx/article.asp?issn=0301-4738;year=1982;volume=30;issue=1;spage=1;epage=5;aulast=Natarajan AB -