Therefore, both directors were very aware of their limitations; under such circumstances, not to mention stepping up to participate, even blind direction would have caused them obstacles.
Professor Liang was even more reserved by the side. Without spotting any principled mistakes or inadequacies, he would not intervene in everyone's rescue efforts.
Other doctors, graduate students, and visiting physicians, apart from those involved in the rescue with substantive roles, would act according to the situation. The general principle was to help as much as possible but not to offer misguided assistance or add to the confusion.
For instance, several doctors had just gone to meet the firefighters. Quite a few doctors voluntarily went out to help, carrying tools together and planning where the firefighters should stand by and where to place their equipment. They accompanied them and explained some basic rules of the operating room to prevent contamination of the surgery.
