VARZHAPETYAN, S. D. Feasibility of the maxillary sinus ultrasonic study in patients with iatrogenic sinusitis. Zaporozhye Medical Journal, [S. l.], v. 18, n. 2, 2016. DOI: 10.14739/2310-1210.2016.2.69238. Disponível em: http://zmj.zsmu.edu.ua/article/view/69238. Acesso em: 2 may. 2024.