종양생물학은 종양의 크기와 개수, 이미지에 근거한 침투 상태, 혈관침입, 혈청 AFP 레벨에 근거하여 평가되었다.
Tumor biology was evaluated on the basis of the size and number of tumors, infiltrative status based on images, vascular invasion, and serum AFP level.