LONG-TERM USE OF INTERMITTENT POSITIVE-PRESSURE BREATHING (IPPB) IN CHRONIC OBSTRUCTIVE PULMONARY DISEASE
1989 ◽
Vol 139
(6)
◽
pp. 1435-1438
◽
2014 ◽
Vol 50
(1)
◽
pp. 18-24
1967 ◽
Vol 67
(3_Part_1)
◽
pp. 556
◽
1983 ◽
Vol 99
(5)
◽
pp. 612
◽
2008 ◽