Viviane...The best science of the day and accepted around the world was to cut a portion of the stomach out for stomach ulcers...fact. Until new scientific light said otherwise. New light they resisted for many years.
It's not often someone proves themselves wrong without being asked to. Good job!
What you just wronte has nothing to do with knowing the case of an ulcer. Fact. Thank you for yet again showing your lack of qualifications and errors in thinking in voicing your opinion.
Your fallacious derision is noted and dismissed.