[건강강좌] 대장암 예방을 위한 다섯 가지 생활 실천법 | 대장항문외과 전문의 한언철 과장

New channel 동남풍tv_동남권원자력의학원: title sample judged 'pick' (Most uploads are genuine physician-led health lectures teaching medical topics, but a few are hospital recruitment/vlog-); passed a second screen for sellers/exam-prep/re-uploads; 1 of 3 sampled transcripts showed teaching, 1 not; titles picked one by one, checked strictly; oEmbed verified.