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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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First Vaccine for Hepatitis B (21 feb 1981 anni – 23 ore 21 feb 1981 anni)
Aggiunto al nastro di tempo:
A History of Technology in the 1980s
By
Lily Gosbell
17 nov 2017
0
0
516
Data:
21 feb 1981 anni
23 ore 21 feb 1981 anni
~ 23 hours
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