ČEKEREVAC, Ivan. Small airways in asthma. Medicinski časopis, [S. l.], v. 50, n. 4, 2017. DOI: 10.5937/mckg50-13270. Dostupno na: https://asistent.ceon.rs/index.php/mckg/article/view/13270. Pristupljeno: 12 jul. 2026.