Reply to Lars Egevad, Hemamali Samaratunga, John R. Srigley, Brett Delahunt's Letter to the Editor re: Anthony Zietman, Joseph Smith, Eric Klein, Michael Droller, Prokar Dasgupta, James Catto. Describing the Grade of Prostate Cancer: Consistent Use of Contemporary Terminology Is Now Required. Eur Urol 2016;70:1