Shrestha และ Murari Man. (1993) Risk-factors contributing to pneumonia in children under 5 years of age at Children's Hospital Bangkok, Thailand. Mahidol University,:ม.ป.ท.Shrestha และ Murari Man. 1993. Risk-factors contributing to pneumonia in children under 5 years of age at Children's Hospital Bangkok, Thailand. ม.ป.ท.:Mahidol University,;Shrestha และ Murari Man. Risk-factors contributing to pneumonia in children under 5 years of age at Children's Hospital Bangkok, Thailand. ม.ป.ท.:Mahidol University, 1993. Print.