Grammar improvements: Next, those who were under home quarantined during the SARS period were instructed to install a camera in their isolation zone to make sure they are always visible and contactable to prevent further spread of the disease.
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The virus was not detected in the first place.
The virus was not detected in the first place.
The virus was not detected in the first place.
The virus was not detected in the first place.
The virus was not detected in the first place.
The virus was not detected in the first place.
The virus was not detected in the first place.
The virus was not detected in the first place.
The virus was not detected in the first place.
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