coronavirus cases, health experts have warned. During the three waves Hong Kong has suffered so far, more than 120 people were infected in the first round which began in January, over 640 people in the second which started in March, and seven deaths were recorded during the first two waves.Then in July the city was hit once again with total infections standing at 5,113 and total deaths at 105, as of Sunday.Now experts have warned easing restrictions that have been in place to curb the spread of the deadly virus could lead to a new fourth wave hitting.Professor Benjamin Cowling, head of epidemiology and biostatistics at the University of Hong Kong's (HKU) school of public health, says he is worried that the recent easing of restrictions,.