Russell, R., Norcliffe, J., & Bafadhel, M. (2012). Chronic obstructive pulmonary disease: Management of chronic disease.
Chicago-viite (17. p.)Russell, R., J. Norcliffe, ja M. Bafadhel. Chronic Obstructive Pulmonary Disease: Management of Chronic Disease. 2012.
MLA-viite (9. p.)Russell, R., et al. Chronic Obstructive Pulmonary Disease: Management of Chronic Disease. 2012.
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