Patients with preexisting dnr orders are not included in this recommendation .
那些先前存在无法复苏情况的病人并不包括在这推荐之内。
Those creative statements confronted preexisting traditions and challenged conventional artistic norms .
这些具有创意的作品们直面旧有的传统也挑战常规的艺术形式。
This preexisting immunity gets rid of the virus before it can stimulate a new immune response .
这种预先存在的免疫力,能将病毒抗原在剌激产生新的免疫反应以前就被排除掉。
This may reflect preexisting cardiac disease , cardiac dysfunction related to the acute neurohumoral and autonomic stress response to stroke , or both .