Youtube上的频道如 KOREA UNIVERSITY MEDICINE


1,540,000 2.64%


455,000 1.55%



81,700 1.94%

1,330,000 3.39%

50,300 1.79%


118,000 2.05%


10,500,000 3.02%

159,000 1.59%

190,000 3.27%

19,500 2.77%



195,000 1.31%

753,000 2.02%


60,000 1.4%



9,470,000 2.63%

1,020,000 3.13%