TY - JOUR T1 - Rizzuti’s sign in advanced keratoconus JO - Arquivos Brasileiros de Oftalmologia A1 - Jha, Rakesh Kumar A1 - Seth, Sankalp SN - 0004-2749 UL - 10.5935/0004-2749.2026-0157 VL - 89 Y1 - 2026 PB - Brazil ER -