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Frontline workers, from junior doctors to senior consultants, endured grueling shifts, often pulling odd hours and returning late into the night. The strain was compounded by shortages of protective gear, which made their work even riskier. Patients in ICU, especially those with severe respiratory distress, epitomized the helplessness felt by many: oxygen supply struggles and the inability to effectively remove carbon dioxide left caregivers battling a formidable opponent.