136 : 886-891 , 1987 ) improved cardiac output in dogs with pulmonary edema ventilated with external continuous negative chest pressure ventilation ( cnpv ) using negative end-expiratory pressure ( neep ) , compared with continuous positive-pressure ventilation ( cppv ) using equivalent positive end-expiratory pressure ( peep ) .
C0034063
pulmonary edema
C0817096
chest