<https://webnewsobserver.com/2021/04/24/government-removed-import-duty-for-three-months-from-equipment-including-corona-vaccine-and-oxygen/#richSnippet>
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"The shortage of oxygen in hospitals remains the biggest challenge due to increasing cases in the second wave of the Corona epidemic in the country."
<https://webnewsobserver.com/2021/04/24/government-removed-import-duty-for-three-months-from-equipment-including-corona-vaccine-and-oxygen/>