{"belief":{"id":69,"old_belief":"Ulcers caused mainly by stress","new_truth":"Primarily H. pylori bacteria; stress minor factor","debunk_year":1982,"category":"medicine","helpfulness_rating":9,"description":"Nobel-winning discovery; shifted treatment","relevant_era":"pre-1990s medicine","visibility":"public","links":["https:\/\/grokipedia.com\/page\/Peptic_ulcer_disease","https:\/\/en.wikipedia.org\/wiki\/Peptic_ulcer_disease#History"]}}