Saroj Nakju. 2009. Exposed of environmental tobacco smoke and asthma in children under five years. Faculty of Public Health, Mahidol University;
Saroj Nakju. (2009) Exposed of environmental tobacco smoke and asthma in children under five years . Mahidol University/Bangkok.
Saroj Nakju. Exposed of environmental tobacco smoke and asthma in children under five years. . Bangkok:Mahidol University, 2009.
Saroj Nakju. (2009) Exposed of environmental tobacco smoke and asthma in children under five years . Mahidol University/Bangkok.