1. Pneumatic differentiation and medication Author(s): Johnson, H. A. (Hosmer Allen), 1822-1891, author Publication: [Chicago?] : [publisher not identified], [1887?] Subject(s): Respiratory TherapyAir PressureNebulizers and Vaporizers
2. The physics and physiological action of pneumatic differentiation Author(s): Platt, Isaac Hull, 1853-1912, author Publication: [New York?] : [publisher not identified], [1886?] Subject(s): Respiratory TherapyAir PressureBlood Circulation
