andrei_chiffa , 4 months ago @luckytran @mackayim2022 I’ve actually been wondering recently just how much life expectancy in Japan is due to normalized mask wearing. Even before COVID, lack of reinfections with flu must have done something, no?
@luckytran @mackayim2022 I’ve actually been wondering recently just how much life expectancy in Japan is due to normalized mask wearing. Even before COVID, lack of reinfections with flu must have done something, no?