In line with the children's small stature, Dr. Sheih sits on a child's seat to do the scans, and examines the children in quick succession. In this way he can screen two to three thousand children a day without difficulty; on average he spends less than ten seconds on each child.
配合學童的身高，謝從賓就坐在小學生的椅子上，一個看完緊接下一個，一天看二、三千個學童不成問題，平均下來，一個學童受檢時間還不到十秒鐘。