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