title: [Pneumonia in the aged and neurotransmitter substances].
authors.forename: H
authors.initials: H
authors.lastname: Sekizawa
mesh_terms: D000368:Aged; D006801:Humans; D018377:Neurotransmitter Agents / Q000627:therapeutic use*; D011015:Pneumonia, Aspiration / Q000209:etiology / Q000517:prevention & control*; D013373:Substance P / Q000627:therapeutic use
chemical_list: D018377:Neurotransmitter Agents; D013373:Substance P