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20 agos 1897 anni - Mosquito Day

Descrizione:

August 20, 1897, is the original “Mosquito Day," named by Ronald Ross (1857-1932) of the British Indian Medical Service who is credited with discovering malarias mosquito stages (Saving Lives, Buying Time: Economics of Malaria Drugs in an Age of Resistance., n.d.).

Aggiunto al nastro di tempo:

2 dic 2021
0
0
220

Data:

20 agos 1897 anni
Adesso
~ 128 years ago