https://odishabhaskar.com/long-covid-patients-legs-turned-blue-in-just-10-min-of-standing/
Long Covidର ନୂଆ ଲକ୍ଷଣ: ୧୦ ମିନିଟ ଠିଆ ହଲେ ନୀଳ ହୋଇଯାଉଛି ଗୋଡ଼ର ରଙ୍ଗ