A study of factors that affect how the operation of the prevention and control of sexually transmitted disease sexually transmitted disease control officials at the checkpoint along the border. In Nong Khai province before going to ASEAN community
Factors that affect the prevention and control of communicable diseases in the Health Control officials along the border in the province of Nong Khai. Before the ASEAN community
A study of factors affecting the disease control and prevention of the disease in ด่านควบคุม along the border, in the district. Nong Khai, before entering the ASEAN community.