RT - Journal TY - JOUR A1 - Beyer, Ernst T1 - Zeiss screen-type visual balance tester YR - 1963/1/1 JF - Indian Journal of Ophthalmology JO - Indian J Ophthalmol SP - 19 OP - 22 VO - 11 IS - 1 UL - https://journals.lww.com/ijo/pages/default.aspx/article.asp?issn=0301-4738;year=1963;volume=11;issue=1;spage=19;epage=22;aulast=Beyer;t=5 N2 - ER -