قنوات يوتيوب مثل 브레인튜브- 신경과 의사 이야기


455,000 1.55%


81,700 1.94%


195,000 1.31%

60,000 1.4%


29,400 1.72%


1,540,000 2.64%


14,400 3.51%



41,700 2.66%



305,000 4.18%

533,000 2.63%

3,650,000 2.58%


3,390,000 1.13%