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The study showed that although the two doses Kerr fu ® 6 months after antibody levels decline, but due to the generation of immune memory, a second dose vaccination antibody levels after 8 months significantly increased the third dose of vaccine inoculation, and Shows good safety. 

At the same time, the magazine also published a special review jointly signed by Professor Julio Croda of the Federal University of Mato Grosso, Brazil and Professor Otavio Ranzani of the International Health Institute of Barcelona, Spain. 

The need to strengthen immunization and other issues provide a scientific basis, which is very important for preventing the onset of new coronary pneumonia and the prevention and control of the epidemic.

http://www.sinovac.com/news/shownews.php?id=1357

Sinovac: Provide vaccines for humans to eliminate diseases........