Chennai, Aug 10 - Four-year-old Sanjay Balakrishnan died of influenza A (H1N1) infection at a private hospital here Monday, becoming the sixth swine flu victim in the country.

Sources at Neta Hospital, where the boy was admitted, said he had been hospitalised with fever and diarrhoea last week. Later, he was diagnosed with kidney failure and chest congestion.

On Saturday, Balakrishnan tested positive for swine flu. The next day, he suffered multiple organ failure and was put on ventilator. He died Monday morning.