Comparative study on media literacy education in schools of nine countries 并列题名：Comparative study on media literacy education in schools of nine countries Comparative study of social work education in China and US Comparative study on clinical pharmacy education systems in China and America Comparative study on the quality of basic education in international metropolises Comparative study for the forest acts of main countries Comparative study of communication education in China and UK Comparative study of comunication education in China and UK Comparative study on tourism management in China and other countries Comparison of medical education in China and foreign countries