
Keywords: سندرم اولیه Sjögren; pSS; primary Sjögren's syndrome; IgG4-RS; IgG4-related sialadenitis; RTDM; radiation therapy-induced dry mouth; SJS; Steven-Johnson syndrome; HNC; head and neck cancer; MSG; minor salivary gland; SXI; summated xerostomia inventory; Minor salivary gla