Roengchai Bunpool The effectiveness of implementing the expanded program on immunization for infant of health centers in Chaiyaphum province. Thesis (M.Sc. (Health Administration))--Mahidol University, 2004. Retrieved from: https://repository.li.mahidol.ac.th/handle/20.500.14594/105236
Title
The effectiveness of implementing the expanded program on immunization for infant of health centers in Chaiyaphum province