DiagnoseCenterLogo Design Contest Logo Design Contest Contests / DiagnoseCenter DiagnoseCenter has selected their winning logo design. For $375 they received 167 designs from 29 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by GTR Return to Contest Return to Contest Withdrawn New #81 Withdrawn Prefers others. #79 Discussion No comments yet.