The prevalence of asymptomatic gastro-oesophageal reflux in adult patients with asthma.
D000328:Adult; D001249:Asthma / Q000150:complications / Q000503:physiopathology*; D005764:Gastroesophageal Reflux / Q000453:epidemiology*; D006801:Humans; D008875:Middle Aged; D013548:Sweden