Hiccough as a presenting symptom of primary atypical pneumonia.
D006606:Hiccup; D006801:Humans; D007251:Influenza, Human; D011014:Pneumonia; D018410:Pneumonia, Bacterial; D011019:Pneumonia, Mycoplasma; D011024:Pneumonia, Viral / Q000175:diagnosis*
PNEUMONIA, VIRAL/diagnosis