1. Brown CL, Graham SC (2004) Nasal irrigation: good or bad? Curr Opin Otolaryngol Head Neck Surg 12:9–13
2. Fokkens WJ et al (2007) European position paper on rhinosinusitis and nasal polyps. Rhinol Suppl 20:1–136
3. Rabago D, Zgierska A (2009) Saline nasal irrigations for upper respiratory conditions. Am Fam Physician 80:1117–1119 (21–22)
4. Rosenfeld RM, Andes D, Bhattacharyya N, Cheung D, Eisenberg S, Ganiats TG, Gelzer A, Hamilos D, Haydon RC 3rd, Hudgins PA, Jones S, Krouse HJ, Lee LH, Mahoney MC, Marple BF, Mitchell CJ, Nathan R, Shiffman RN, Smith TL, Witsell DL (2007) Clinical practice guideline: adult sinusitis. Otolaryngol Head Neck Surg 137:S1–S31
5. Desrosiers M, Evans GA, Keith PK, Wright ED, Kaplan A, Bouchard J, Ciavarella A, Doyle PW, Javer AR, Leith ES, Mukherji A, Robert Schellenberg R, Small P, Witterick IJ (2011) Canadian clinical practice guidelines for acute and chronic rhinosinusitis. J Otolaryngol Head Neck Surg 40 Suppl 2:S99–S193