Igiti cyerekana uburemere gifite ibibari 6 byuburemere, buri kimwe nicyuma gikomeye cyane, kuburyo byoroshye kuhagera kandi ntibishobora gukuramo irangi ukoresheje bisanzwe, igiti cya plaque ni cyiza mukubika ibikenewe byose bya siporo, bigatuma imyitozo ngororamubiri isa neza kandi ikiza umwanya