Obojski, A. (2017) “Inhaled corticosteroids and long-acting ?2-agonists in asthma and COPD treatment. Fluticasone propionate and salmeterol for long-term control of asthma and COPD”, Medycyna Faktow (J EBM), 10(4(37), pp. 302-305. doi: 10.24292/01.MF.0417.1.