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. 1998 Feb;108(2):299-302.
doi: 10.1097/00005537-199802000-00027.

Ambulatory pH measurements at the upper esophageal sphincter

C F Smit  1 , J Tan, P P Devriese, L M Mathus-Vliegen, M Brandsen, P F Schouwenburg
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Ambulatory pH measurements at the upper esophageal sphincter

C F Smit et al. Laryngoscope. 1998 Feb.
No abstract available

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