Measurement of gastroesophagela reflux in the evaluation of hiatus hernia and chest pain in fliers.
D000328:Adult; D000337:Aerospace Medicine; D002404:Catheterization; D003937:Diagnosis, Differential; D005764:Gastroesophageal Reflux / Q000175:diagnosis*; D006548:Hernia, Diaphragmatic / Q000175:diagnosis*; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008297:Male; D008875:Middle Aged; D010146:Pain / Q000175:diagnosis; D011312:Pressure; D011859:Radiography; D013270:Stomach / Q000000981:diagnostic imaging; D013909:Thorax