A road in Wooburn Green has since reopened after a car rolled over onto its side.
In the morning of Friday, June 4, an ambulance and a police car were at the scene, as a small part of The Green in the village was cordoned off.
Despite the road being closed, motorists were still able to pass by near the area.
The car has since been tipped onto its wheels and has since been taken away in a recovery vehicle.
The road has since been cleared of debris.
A South Central Ambulance Service spokesperson said: "We got a call at 09:39 to an RTC [road traffic collision] involving one vehicle on the B4440.
"We sent to the scene two ambulance crews, an ambulance officer and the critical care car from the Thames Valley Air Ambulance.
"They were assessing and treating four casualties, just one patient was taken onto Wexham Park Hospital."
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