deng haihua , ministry of transportation spokesperson , expects the disease to reach its height between may and november . yang weizhong deputy director for the chinese council for disease control and prevention said they are increasing investigation efforts to find a gene for ev71 . families are being instructed to embark on months - long disinfections with free medical supplies from local health authorities .
Deng Haihua is an employee of the Chinese Center for Disease Control and Prevention.