Isolated from family, doctors at Sao Paulo State field hospital in Brazil believe video calls help patients emotionally and physically.

Sao Paulo, Brazil accounts for one quarter of the country's total COVID-19 cases, and over 5,500 deaths caused by the virus.

For staff at Sao Paulo state COVID field hospital, the days in the ICU are a mix of joy and tragedy.

Rounds of applause are heard as patients recover.

A clear contrast to the quiet when the dead are wheeled away.COVID patients are isolated from their families.

But video calls are giving hope to staff and patients alike.

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