Okamura H, Tsutsumi S, Inaki S, Mori T (September 1988). "Esophageal web in Plummer-Vinson syndrome". The Laryngoscope. 98 (9): 994–8. doi:10.1288/00005537-198809000-00014. PMID3412097.
Fasano A (April 2005). "Clinical presentation of celiac disease in the pediatric population". Gastroenterology (Review). 128 (4 Suppl 1): S68–73. doi:10.1053/j.gastro.2005.02.015. PMID15825129.
lecturio.com
"Dysphagia". The Lecturio Medical Concept Library. Retrieved 10 August 2021.
Okamura H, Tsutsumi S, Inaki S, Mori T (September 1988). "Esophageal web in Plummer-Vinson syndrome". The Laryngoscope. 98 (9): 994–8. doi:10.1288/00005537-198809000-00014. PMID3412097.
Fasano A (April 2005). "Clinical presentation of celiac disease in the pediatric population". Gastroenterology (Review). 128 (4 Suppl 1): S68–73. doi:10.1053/j.gastro.2005.02.015. PMID15825129.