Assessment of the Inhalation Technique in Outpatients with Asthma or Chronic Obstructive Pulmonary Disease Using a Metered-Dose Inhaler or Dry Powder Device
2003 ◽
Vol 25
(1)
◽
pp. 285-297
◽
2002 ◽
Vol 24
(4)
◽
pp. 595-604
◽
2008 ◽
Vol 134
(4)
◽
pp. 103P
◽