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Smoking is a risk factor for collagenous #colitis: smokers develop their disease > 10 y. earlier than non-smokers. http://t.co/NZFk7j1G6C
Smoking is a risk factor for collagenous #colitis: smokers develop their disease > 10 y. earlier than non-smokers. http://t.co/NZFk7j1G6C