Samples used in research, ad hoc emergency medical disciplines students. Class 4 year university phayao The number of people selected by 55 specific tools used include:
The samples used in the research. Student Branch Emergency Medical Mission The 4th year University of Phayao 55 people selected by model. The instruments include
The sample used in this research. Students majoring in emergency medical technician levels of the students 4 Mueang Phayao of 55 people by choosing the blanking and the tools used include