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Article
Fuzzy and conventional control of high-frequency ventilation
A high-frequency ventilator was developed, consisting of a single-phase induction motor, an unbalanced mass and a mechanical vibration system. Intermittent positive pressure respiration was combined with high-...
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Article
Electrical impedance in the lower limbs of patients with Duchenne muscular dystrophy: A preliminary study
Electrical impedances were measured, at a range of frequencies from 2 to 200 kHz, in the lower limbs of nine patients with Duchenne muscular dystrophy and 12 normal subjects. The specific admittance was calcul...