R. Borgos, F. Ashrafi, L. Velte, and M. M. Bornstein, “Intraductal salivary gland irrigation: a critical appraisal of an alternative treatment approach for patients with hyposalivation and xerostomia”, Swiss Dent. J. SSO, vol. 136, no. 02, pp. 1–12, 2026, doi: 10.61872/sdj-2026-02-01.