HONG KONG—Hong Kong resident Yeung waited for 13 hours outside a hospital in the city’s eastern district in cold, rainy weather with his 3-year-old daughter, who had a high fever, before they could be admitted for COVID-19 treatment. By the time they could enter, her fever had gone down and she didn’t require medical attention. Yet the 42-year-old utilities worker had to stay in the hospital for four nights without a bed, because he and his daughter were not allowed to leave. They were then sent to a government isolation center for nine more days. His biggest stress came not from becoming infected, but leaving his wife and 22-month-old, both with COVID-19, at home without any support. “My wife suffered a lot. Her symptoms became more serious because of the hardship of taking care of the baby and no time to rest,” said Yeung, who declined to give his full …