Hong Kong has earned international praise for how its health care system has handled coronavirus patients amid the Covid-19 pandemic. Many of the city’s medical professionals had experience with another coronavirus outbreak, Sars in 2002-2003, and have applied tactics they learned then to their current battle. While some Covid-19 patients face a life-or-death struggle, for many it is a test of endurance, with those experiencing mild symptoms asked to allow their immune systems to do the work during hospital stays that can last for more than 40 days. The South China Morning Post takes a look at what happens inside a Covid-19 ward.