"it was not until the 1900s that the cause of pellagra was determined" in German It was not until the 1900s that the cause of pellagra was determined. Erst in den 1900er Jahren konnte die Ursache für Pellagra festgestellt werden. Detailed translations for "it was not until the 1900s that the cause of pellagra was determined" It was not until the 1900s that the cause of pellagra was determined. It was not until the 1900s that the cause of pellagra was determined. Erst in den 1900er Jahren konnte die Ursache für Pellagra festgestellt werden.