©2013 National Research Council of Thailand
Napaporn Jiraphongsa. 1992. Maternal perception and socioeconomic factors associated with severity of acute respiratory infection in children aged under five years. Faculty of Graduate Studies, Mahidol University;
Napaporn Jiraphongsa. (1992) Maternal perception and socioeconomic factors associated with severity of acute respiratory infection in children aged under five years . Mahidol University/Bangkok.
Napaporn Jiraphongsa. Maternal perception and socioeconomic factors associated with severity of acute respiratory infection in children aged under five years. . Bangkok:Mahidol University, 1992.
Napaporn Jiraphongsa. (1992) Maternal perception and socioeconomic factors associated with severity of acute respiratory infection in children aged under five years . Mahidol University/Bangkok.