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1 St. 7 Min, 19 Mai 1923 Jahr - Ramon y Glenny

Beschreibung:

Gaston Ramon (1886-1963), un veterinario del Instituto Pasteur en Francia, desarrolló el toxoide de la difteria. De manera independiente, en los Wellcome Research Laboratoriesde Londres, el doctor Alexander Thomas Glenny (1882-1965) hizo lo mismo.
https://www.google.com.mx/search?q=vacunas+linea+del+tiempo&oq=VACUNAS+LINEA&aqs=chrome.0.69i59j69i57j0l4.4163j0j7&sourceid=chrome&ie=UTF-8

Zugefügt zum Band der Zeit:

Vacunación

ByReDCid UvU
16 Nov 2017
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0
417

Datum:

1 St. 7 Min, 19 Mai 1923 Jahr
Jetzt
~ 102 years ago

Abbildungen:

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