deng haihua , ministry of health spokesperson , expects the disorder to exceed its height between may and november . yang weizhong deputy director for the international center for crime control and preventing that researchers are increasing researching efforts to get a cause for ev71 . residents are being instructed to enter on week - long disinfections with restricted medical offerings from provincial health authorities .
Deng Haihua is an employee of the Chinese Center for Disease Control and Prevention.