[Frequency characteristics of the balloon using a variety of polymeric materials].
D000475:Alkenes; D008365:Manometry / Q000295:instrumentation; D008433:Mathematics; D055585:Physical Phenomena; D010825:Physics; D011108:Polymers; D011312:Pressure; D014520:Urethane
D000475:Alkenes; D011108:Polymers; D014520:Urethane