Islamabad, April 20 : Four children in Pakistan's northwest tribal region have died while 20 others have fallen ill due to a measles epidemic, a media report said Saturday.

Two brothers - six-year-old Saniyal and four-year-old Hamid - died in Nihag area of Upper Dir, the Daily Times reported.

Three other children are under treatment at a local hospital.

In Khaisra area of Nowshera, nine children of a family were hospitalised after being diagnosed with measles. Four-year-old Aleena died during treatment.

Eight children are under treatment in two hospital of Peshawar.(IANS)