Those who aren't vaccinated against measles can get their shot on Friday at the Emergency Department at Erie Shores Healthcare.
The clinic is open from 8:30 a.m. to 7 p.m. for those exposed to the virus.
Arrivals at the hospital need to call the Emergency Department before entering at 519-326-2373 ext. 4400.
The Windsor Essex County Health Unit strongly recommends those who were at the Erie Shores Walk-In Clinic on Tuesday from 12:30 p.m. to 5:30 p.m. before the end of the day.
Meanwhile, the health unit reported another exposure point at the Real Canadian Superstore in Leamington on Saturday, March 8, from 11 a.m. to 1:30 p.m.
Anyone exposed to the virus should monitor for symptoms for seven to 21 days after exposure.
