French bacteriologist Gaston Ramon . Fotografía de noticias - Getty Images
Gaston ramon hi-res stock photography and images - Alamy
Gaston-Léon Ramon - Digital Collections - National Library of Medicine
Amazon.com: Gastón Ramón, 1886-1963: el veterinario que revolucionó la medicina preventiva en los ejércitos (Spanish Edition): 9788497816847: Galán Torres, Juan Alberto: Books
Le professeur Gaston Ramon à l'honneur - Bellechaume (89210)
From bacterial poisons to toxins: the early work of the Pasteurians | Institut Pasteur