China's health authority said on Tuesday that emergency inoculation on people vulnerable to infectious diseases in quake zone would be completed by June 15.

The emergency inoculation will help prevent such diseases as hepatitis A and encephalitis B, Sun Jiahai, a spokesman with the Ministry of Health, told a press conference held by the State Council Information Office.

By mid-June, the ministry will also have in store 100,000 vaccines for the prevention of cholera, 20,000 for hydrophobia and 30,000 for measles, he added.

Latest statistics showed that nearly 140,000 medical staff across the country have participated in quake relief work, among whom 91,298 were in southwest China's Sichuan Province, area hit hardest by May 12 magnitude 8 earthquake.

(Xinhua News Agency May 28, 2008)