DHAKA, July 16 (Xinhua) -- At least 32 girl students and a teacher fell unconscious Monday in mysterious disease in classes of a high school in Savar, 25 km west of the Bangladeshi capital Dhaka, private news agency UNB reported.

    The afflicted students and the teacher were rushed to hospital. The authority declared the school closed for two days.

    Hena, a student of class VI, after regaining sense said she felt headache, pains in hands and legs and tendency of vomiting before falling senseless at about 9:30 a.m.

    Three affected students who regained sense in hospital were sent home.

    Panic spread in villages following the incident.

    Three days ago, more than 50 students of a school in Bangladesh's eastern Narsingdi district were affected by the similar disease. Some of them were still undergoing treatment in Dhaka Medical College Hospital.

    Physicians could not ascertain the cause of the disease. Many believe that certain virus had afflicted the students.