Eminent cardiologist Dr. Jiyan Chen speaking at a seminar on ‘Advanced Coronary Intervenation’ at Dr. Sirajul Islam Medical College & Hospital at Maghbazar in the city yesterday.

Eminent cardiologist Dr. Jiyan Chen speaking at a seminar on ‘Advanced Coronary Intervenation’ at Dr. Sirajul Islam Medical College & Hospital at Maghbazar in the city yesterday.