Hai Nam, Le, Vo Thanh Quang, Nguyen Tuan Sơn, & Dao Dinh Thi.
" Clinical Features of Chronic Sinusitis in Adult Patients in the National Otorhinolaryngology Hospital of Vietnam in 2019." <em>VNU Journal of Science: Medical and Pharmaceutical Sciences</em> [Online], 36.2 (2020): n. pag. Web. 22 Nov. 2024