With confirmed case in Erie County, here is what to know about diphtheria Buffalo NewsErie County Department of Health reports potential diphtheria exposure in West Seneca schools WIVB News 4Diphtheria case reported in Erie County, NY Outbreak News TodayErie County Health Department reports case of diphtheria in local school district Buffalo Toronto Public MediaErie County confirms rare case of diphtheria; West Seneca schools potential exposure site Buffalo News