title: PUZZLING attacks of indigestion due to a latent infection with a cold virus.
mesh_terms: D003141:Communicable Diseases; D004064:Digestive System; D004066:Digestive System Diseases; D004194:Disease; D004415:Dyspepsia; D006801:Humans; D007251:Influenza, Human / Q000150:complications*; D014777:Virus Diseases; D014780:Viruses