How did you manage the regulated surgical activity? Was it completely suspended for a while? Were hospitals selected? Is a future overload of waiting lists expected? / 请问您们疫情期间是如何进行常规外科手术的呢？会暂停所有的手术吗？还是挑选一部分医院来做手术？疫情过后会有超负荷的手术预约吗？