Dans ce livre, F lix de Backer traite de l'utilisation de ferments purs pour traiter les maladies microbiennes et parasitaires. Il explore galement les maladies chimiques et la fermentation humaine. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within...