Gowtham Neppala, Vaishnavi Rajaraman, V.Ashok, Subhabrata Maiti, Subhasree.R, Dhanraj Ganapathy, 2022. Effect of Aging of Shade Guide and Its Influence on Shade Selection-an in Vitro Study. Journal of Coastal Life Medicine. 10, (Aug. 2022), 226 –.