A woman, who was undergoing treatment at Dhaka Medical College and Hospital with sever burn injuries after a gas cylinder blast, died yesterday morning, raising the death toll from the incident to two. The deceased was identified as Fatema Begum, 35. DMCH police camp in-charge Inspector Bachchu Mia said Fatema succumbed to her injuries around 6:30 am. Earlier on Saturday night, a woman and her three children sustained burn injuries in a gas cylinder blast in the city's Kadamtali area. Among the injured, her son Safawan, 5, died at the same hospital on Saturday night. The others victims-Fatema's son Rafi, 11, and daughter Faria, 9, are undergoing treatment at the hospital.