14:06The ForumInsulin: The discovery that transformed diabetic careBBC World Service Duration: 39 minutes Sun 29th May 2022, 14:06 on BBC World Service East and Southern AfricaAvailable for over a yearListen nowTracing the discovery of a hormone that has helped millions manage diabetes. Show more GenresFactualArts, Culture & the MediaFormatsDocumentariesBrandThe Forum Source: BBC Online