It’s been almost a week since the and start of the season,but the side effects of attending such a large event didn’t end after the overpriced concessions and traffic mess to go home. On Friday,the Victoria State Governmentput out a health warning for those who attended the race.

The government’s , which is active as of this posting,is for a confirmed case of measlesat the track over the weekend, where Valtteri Bottas the first race of the year over Mercedes teammate Lewis Hamilton.The warning said the person with measles might have been in the contagious stage while at the race,and that they visited several areas of the track.

These are the areas listed in the warning, for those who might have also been at the grand prix:

Anyone who might have been exposed to measles at the race and is susceptible to the infection, the warning said, could see an onset of symptoms up until April 4.Those susceptible include people born during or since 1966who don’t have evidence of either two doses of a measles-containing vaccineor immunity to the infection,and those who are .

, a highly infectious disease caused by a virusthat often leads to a large, red rash can open a person up to worse, potentially fatalcomplications,shouldn’t really be a thing anymore.The vaccine for it is 97 percent effective,according to the ,but outbreaks have occurred in areas including ,, ,and elsewhereamid the and fears about vaccines.

The health warning in Australia said new measles cases can present themselves with fevers, severe coughs,red eyes and a rash.It also said the infectious period for measles is about five days before to four days after the rash shows up,meaning there’s a large window in which to spread the virus.

Midway down the warning, in bold, the Victorian government wrote that this is a “timely reminder for individuals to check their vaccination records” and get the measles one done already.The CDC rates it at 97 percent effective, after all, which is a higher percentage than plenty of other things we put our faith into.

[H/t ]