A missing woman was found unconscious, suffering from exposure to the elements in a wooded area in Dunstable Thursday night, State Police said. State Police, K-9 units, and a helicopter assisted Dunstable police in finding the woman just before midnight in a wooded area at Groton Road and Dogwood Lane, near the Spaulding-Proctor Reservation and Larter Field. She had been reported missing at 2 p.m. Thursday, State Police said. A police dog located the victim, who was taken to a hospital by emergency medical services. No other details were immediately available.