What is the name for the negative pressure generator invented by Robert Henderson and used extensively by Phillip Drinker and Louis Agassiz Shaw?
what is the name for the negative pressure generator invented by robert henderson and used extensively by phillip drinker and louis agassiz shaw
FreebaseQA-train-12035.P0
louis agassiz shaw
louis agassiz shaw, jr.
m.02phtx4
law.inventor.inventions
m.01s86w
iron lung