Assessment of two comparable ventilators, the drager assistor 641 and the bird mark 7.
D000403:Airway Resistance; D006801:Humans; D008170:Lung Compliance; D010100:Oxygen / Q000032:analysis; D011312:Pressure; D013147:Spirometry; D012122:Ventilators, Mechanical / Q000592:standards*
D010100:Oxygen