deng haihua , ministry of food minister , expects the virus to reach its height between may and july . yin weizhong the director for the china center for disease control and prevention said scientists are increasing research efforts to find a vaccine for ev71 . families are being ordered to embark on week - long disinfections with free medical supplies from local health authorities .
Deng Haihua is an employee of the Chinese Center for Disease Control and Prevention.