Local health officials said people should avoid gatherings and social activities. Anyone showing symptoms should go to hospital and report their movements to medics. The same applies to family members who show symptoms. In Hongkou District, a man drove to Bengbu in Anhui Province, on January 17 to watch a football match with his friends. He stayed there for two days after having meals with friends and drove back. He started to develop symptoms on January 30 and his wife felt sick the next day. The couple went to hospital on February 4 and both were confirmed as infected. Investigation found four people in Bengbu who had met the husband were also infected, Zheng Jin, a spokeswoman of Shanghai Health Commission told a news conference on Sunday.