打一次带状疱疹疫苗, 不但有效预防带状疱疹, 而且还防老年痴呆，一举两得！
I know it is vaccine (total 2 shots) once life time....
That's the regular doses.
3sporter
2025-12-08 15:38:03I know it is vaccine (total 2 shots) once life time....