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A Covid-19 patient connects with a family member with the assistance a robot as he receives a cake on his birthday in New Delhi, India. The "Mitra" robot can connect patients with their loved ones, and can assist healthcare workers on the frontlines of the pandemic by minimising the risk of infections caused by close contact. The Yatharth Hospital, which is treating Covid-19 patients in Noida, on the outskirts of New Delhi, is one of a handful of hospitals in India that has started to use robots.Credit:Getty