APA

Nieminen M. M., Vidgren M., Laurikainen K., Järvinen M., Liippo K., Tammivaara R. & Silvasti M. (19940609). Easyhaler, a novel multiple dose powder inhaler: clinically equivalent to salbutamol metered dose inhaler and easier to use. : Respiration; international review of thoracic diseases.

Chicago

Nieminen M M, Vidgren M, Laurikainen K, Järvinen M, Liippo K, Tammivaara R and Silvasti M. 19940609. Easyhaler, a novel multiple dose powder inhaler: clinically equivalent to salbutamol metered dose inhaler and easier to use. : Respiration; international review of thoracic diseases.

Harvard

Nieminen M. M., Vidgren M., Laurikainen K., Järvinen M., Liippo K., Tammivaara R. and Silvasti M. (19940609). Easyhaler, a novel multiple dose powder inhaler: clinically equivalent to salbutamol metered dose inhaler and easier to use. : Respiration; international review of thoracic diseases.

MLA

Nieminen M M, Vidgren M, Laurikainen K, Järvinen M, Liippo K, Tammivaara R and Silvasti M. Easyhaler, a novel multiple dose powder inhaler: clinically equivalent to salbutamol metered dose inhaler and easier to use. : Respiration; international review of thoracic diseases. 19940609.