NANC nerves in airways.
D006801:Humans; D018377:Neurotransmitter Agents / Q000502:physiology; D012137:Respiratory System / Q000294:innervation*; D014660:Vasoactive Intestinal Peptide / Q000502:physiology
D018377:Neurotransmitter Agents; D014660:Vasoactive Intestinal Peptide