Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
이식법은 장기 이식 수술에서 중요한 역할을 합니다.Isikbeop-eun janggi isik susul-eseo jungyohan yeoghal-eul hamnida.Transplantation plays an important role in organ transplant surgery.