1. Acid perfusion (Bernstein) test;JE, I.Richter,1985
2. Are esophageal motility abnormalities produced during the intraesophageal acid perfusion test?;Richter, J.E.; Johns, D.N.; Wu, W.C.; Castell, D.O.;JAMA,1985
3. A clinical test for esophagitis;Bernstein, L.M.; Baker, L.A.;Gastroenterology,1958
4. Oesophageal acid - perfusion in the diagnosis of precordial pain;Bennett, JR, Atkinson; M.;Lancet,1966
5. A comparison of clinical measurements;Benz, U.; Hootkin, L.A.; Margulies, S.; Donner, M.W.; Cauthorne, R.T.; Hendrix, T.R.