1. Oesophageal obstruction due to hygroscopic gum laxative;Sandeman;Lancet,1980
2. Ösophagusobstruktion nach Laxantieneinnahme;Welge-Lüssen;HNO,1997
3. Surgical treatment of oesophageal obstruction after ingestion of a granular laxative;Brown;Postgrad Med J,1999
4. Denture adhesives: a side effect;Lamb;J Dent,1980
5. Dermatitis de contacto por karaya;Giménez Camarasa;Actas Dermosifiliogr,1979