An ambulance arrived with its sirens blaring, and a doctor began providing emergency medical treatment on the spot. A crowd of onlookers, mostly residents from the neighborhood, gathered around to watch.,The doctor, who had practiced medicine for many years, had never seen anything like this. He hurried toward the intensive care unit, and Mu Yunbing hesitated for a moment before following him.,Shi Chen wouldn't listen, pulled out the instruments and needles in a few moves, stood up and prepared to leave, "I'm fine, I have to go back."。