pulmonary function test maximum volume ventilation reduced commensurate with forced expiratory volume in one second decrease (greater than 30 times forced expiratory volume in one second)
pulmonary function test maximum volume ventilation reduced commensurate with forced expiratory volume in one second decrease (greater than 30 times forced expiratory volume in one second)
pulmonary function test maximum volume ventilation reduced commensurate with forced expiratory volume in one second decrease (greater than 30 times forced expiratory volume in one second) (procedure)
pulmonary function test maximum volume ventilation reduced commensurate with forced expiratory volume in one second decrease (greater than 30 times forced expiratory volume in one second) (procedure)