Nitrites in the treatment of diffuse esophageal spasm.
D000368:Aged; D004935:Esophageal Diseases / Q000188:drug therapy*; D006801:Humans; D007548:Isosorbide Dinitrate / Q000627:therapeutic use; D008297:Male; D009573:Nitrites / Q000627:therapeutic use*; D013035:Spasm / Q000188:drug therapy*
D009573:Nitrites; D007548:Isosorbide Dinitrate