All Articles (1)NewsApr 14, 2023Theodor O. Diener (1921–2023), scientist who discovered viroidsTheodor O. Diener was a scientist who discovered the tiny infectious disease agents now known as viroids.Showing 1 - 1 of 1 ResultsBrowse articles by tagPlanning ResourcesSympathy AdviceHonoringGriefOffer Sympathy and SupportHelp with Grief and LossHonoring a Life