Revamping of Vaccines (11 févr. 1979 – 11 févr. 1985)
Description:
Society becoming indifferent towards infections diseases that had been so drastically reduced by vaccination in combo with increased international travel made infectious disease start to make a comeback.
Ajouté au bande de temps:
Date:
11 févr. 1979
11 févr. 1985
~ 6 years