1. The pulmonary complications of oesophageal disease;R, I.Belsey;Br J Dis Chest,1960
2. Esophageal reflux as trigger in asthma;Overholt, R.H.; Ashraf, M.M.;NY State J Med,1966
3. Wheezinga clue to gastro-oesophageal reflux;Babb, R.R.; Notarangelo, J.; Smith, V.M.;Am J Gastroenterol,1970
4. Esophageal reflux as a trigger in asthma;Overholt, R.H.; Vorhees, R.J.;Dis Chest,1966
5. Hiatal hernia and intractable bronchial asthma;Klotz, S.D.; Moeller, R.K.,1971