CORONAVIRUS | With the Covid-19 pandemic wreaking havoc across the world, people are paying more attention than usual to intensive care units (ICU), where the worst-affected Covid-19 patients are placed.

Dr Shanti Rudra Deva, a senior intensivist at Hospital Kuala Lumpur (HKL), explained that an intensivist is a specialist who provides comprehensive care for the critically ill. The critically ill often refers to a patient with failing organ systems and is at high risk of dying...