建議年紀大的去打肺炎鏈球菌20價疫苗,不能防新冠但能減少肺細菌感染.免疫降低時也容易感染肺炎.

來源: 5181 於 2022-12-05 10:12:37 [舊帖] [給我悄悄話] 本文已被閱讀：次

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