Toronto Public health officials investigating a lab-confirmed case of measles in an adult who picked up the disease in another country.

The public may have been exposed at Vaughan Mills on March 20th between 4:00 pm. and 10:00 p.m.

Anyone who thinks they may have been exposed is encouraged to check their immunization records and watch for symptoms, including a high fever, sore eyes and sensitivity to light.

This is the second time this month the agency has issued a public warning about a measles case.