Malik และผู้แต่งคนอื่นๆ. 1997. Factors affecting severity of acute respiratory infections among children under five years in Children Hospital Islamabad, Pakistan. , Mahidol University;
Malik และผู้แต่งคนอื่นๆ. (1997) Factors affecting severity of acute respiratory infections among children under five years in Children Hospital Islamabad, Pakistan . Mahidol University/Bangkok.
Malik และผู้แต่งคนอื่นๆ. Factors affecting severity of acute respiratory infections among children under five years in Children Hospital Islamabad, Pakistan. . Bangkok:Mahidol University, 1997.
Malik และผู้แต่งคนอื่นๆ. (1997) Factors affecting severity of acute respiratory infections among children under five years in Children Hospital Islamabad, Pakistan . Mahidol University/Bangkok.