Soil-transmitted helminth infections in school children of three districts of Malakand region, Khyber Pakhtunkhwa, Pakistan

Wali Khan, Jahangir Khan, Naeem Khan, Ruhoollah Iqbal, Atta Ullah, Rukhsana Ghaffar, Sardar Azhar Mehmood, Shabir Ahmad, Sheema Khan, Farman Ullah