Heartburn in patients with achalasia.
Robertson
G S
GS
Veitch
P S
PS
Wicks
A C
AC
D004931:Esophageal Achalasia / Q000150:complications*; D005764:Gastroesophageal Reflux / Q000150:complications; D006356:Heartburn / Q000209:etiology*; D006801:Humans