sh ▁city ▁of ▁Sw anse a . ▁One ▁death ▁was ▁reported . ▁Some ▁estimates ▁indicate ▁that ▁while ▁M MR ▁u pt ake ▁for ▁two - year - olds ▁was ▁at ▁ 9 4 % ▁in ▁Wales ▁in ▁ 1 9 9 5 , ▁it ▁had ▁fallen ▁to ▁as ▁low ▁as ▁ 6 7 . 5 % ▁in ▁Sw anse a ▁by ▁ 2 0 0 3 , ▁meaning ▁the ▁region ▁had ▁a ▁" v ul ner able " ▁age ▁group . ▁This ▁has ▁been ▁linked ▁to ▁the ▁M MR ▁v acc ine ▁controvers y , ▁which ▁caused ▁a ▁significant ▁number ▁of ▁parents ▁to ▁fear ▁allowing ▁their ▁children ▁to ▁receive ▁the ▁M MR ▁v acc ine . ▁ ▁June ▁ 5 , ▁ 2 0 1 7 , ▁saw ▁a ▁new ▁meas les ▁out break ▁in ▁Wales , ▁at ▁L lis wer ry ▁High ▁School ▁in ▁the ▁town ▁of ▁New port . ▁ ▁United ▁States , ▁t et anus ▁Most ▁cases ▁of ▁ped iat ric ▁t et anus ▁in ▁the ▁U . S . ▁occur ▁in ▁un v acc in ated ▁children . ▁In ▁Oregon , ▁in ▁ 2 0 1 7 , ▁an ▁un v acc in ated ▁boy ▁had ▁a ▁scal p ▁w ound ▁that ▁his ▁parents ▁s ut ured ▁themselves . ▁ ▁Later ▁the ▁boy ▁arrived ▁at ▁a ▁hospital ▁with ▁t et anus . ▁He ▁spent ▁ 4 7 ▁days ▁in ▁the ▁Int ensive ▁Care ▁Unit ▁( IC U ), ▁and ▁ 5 7 ▁total ▁days ▁in ▁the ▁hospital , ▁at