But from the second time onwards, primacyeffect and recency effect were found to function alternately. 但自第二次自由回忆开始，首位效应和新近效应的优势互换。
Some surgeons believe that shunting of the obstructed lateral ventricle is sufficient unless local mass effect causes symptoms. 有的外科医生认为除非具有明显的占位效应，导致症状，否则受阻侧脑室分流就可以了。
