Measles outbreak involving cases at a Philadelphia day care center expands, health officials say - CNN
- Measles outbreak involving cases at a Philadelphia day care center expands, health officials say CNN
- In Philadelphia's measles outbreak, a reminder of the importance of vaccines | Editorial The Philadelphia Inquirer
- Philadelphia health officials are tracking a measles outbreak: What to know ABC News
- Measles outbreak Philadelphia: More possible exposure locations identified, 8 total cases WPVI-TV
- Measles outbreak in Philly may have spread to Delaware as vaccine hesitancy creates breeding ground for outbre Daily Mail