COVID heroes are just a phone call away stockbot 0 37 2022.02.28 17:08 http://vietnamnews.vn/society/1159580/covid-heroes-are-just-a-phone-ca… + 11 https://vietnamnews.vn/rss/society.rss + 4 All hours day and night, the hotline phones never stop, with the centre receiving as many as 2,000 calls each day – more than one call each minute.