It is acknowledged that Vietnam had a complete control over SARS from a very early stage of the epid ...

It is acknowledged that Vietnam had a complete control over SARS from a very early stage of the epidemic.

Vietnam is acknowledged to have completely controlled SARS from a very early stage of the epidemic.

Vietnam is acknowledged to have controlled SARS from a very early stage of the epidemic.

Vietnam was acknowledged to have had a complete control over SARS from a very early stage of the epidemic.

Vietnam is acknowledged to have a complete control over SARS from a very early stage of the epidemic.

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