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BACKGROUND Experimental data suggest that asthma exacerbation by allergens is enhanced by exposure to environmental tobacco smoke (ETS); however, there is little supporting epidemiologic evidence. To(More)
BACKGROUND To assess the short-term outcomes of intracorporeal Roux-en-Y esophagojejunostomy using the transorally inserted anvil (OrVil) compared with extracorporeal circular Roux-en-Y anastomosis(More)