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31 Dez 1989 Jahr - ELID Ⅱ期疫苗有效率85%

Beschreibung:

1989年12月31日，国际卫生组织宣布，ELID Ⅱ型疫苗有85%的有效率。

Zugefügt zum Band der Zeit:

少女前线世界观补全计划

1 Tagen zuvor

5

0

25960

Datum:

31 Dez 1989 Jahr

Jetzt

~ 35 years ago

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