RT @Duke_GI_: Smoking increases risk of #CrohnsDisease relapse after intestinal resection #Crohns #IBD https://t.co/5wZA3EbZCd
RT @Duke_GI_: Smoking increases risk of #CrohnsDisease relapse after intestinal resection #Crohns #IBD https://t.co/5wZA3EbZCd