Dr Deveshwar Pandey, superintendent of government-run Sir Sayajirao Hospital here, said blood samples of the deceased had been sent to Pune-based National Institute of Virology for confirmation of the suspicion that these deaths were caused by the virus, which spreads through the bite of sand-fly.
Dohad and Panchmahals are tribal-dominated districts bordering Madhya Pradesh.
The infection typically causes inflammation of brain tissues.