A Flagstaff Hill woman has died in hospital after she was injured in a collision at Belair on Sunday 15 May, according to SA Police.
Police were called to Upper Sturt Road at 3.35pm after the car she was a passenger in collided with a tree.
The female driver was also taken to hospital but was later discharged.
The 92-year-old woman passed away on Saturday in the Royal Adelaide Hospital.
Her death takes the State’s road toll to 39, compared to 37 at this time last year.
