- State: Lancaster County residents may have been exposed to measles LancasterOnline
- Out-of-state person with measles visited these central Pennsylvania places ABC27
- Person infected with measles may have spread disease during visit to York & Adams counties York Daily Record
- Pa. Health Department issues alert to public about possible measles exposure PennLive.com
- PA tracking measles spread after possible exposure events in Gettysburg, Hanover, and elsewhere Tri-State Alert
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