[CountGeek]

>"Additionally, the study was conducted at a single center in China, which may limit generalizability to other populations. The researchers also acknowledged that factors such as reinfection risk, vaccination status, and behavioral differences (e.g., medication adherence) could not be fully accounted for."

With no mention if the subjects were smokers, had diabetes, overweight or sedentary lifestyles seems to me like a wholelotta nothing burger.