Heidari- Keshel, S., Entezari, M., Rezaei-Tavirani, M., Ebrahimi, M. and Rezaei-Tavirani, M. (2013) “Functionalization of MWNT-COOH by one-step reaction with (3-oxoindolin-2-ylidene) urea and in vitro antitumor study on gastric cancer”, Gastroenterology and Hepatology from Bed to Bench, 6(Supplement 1), pp. Gastroenterol Hepatol Bed Bench 2013;6(Suppl.1):S39–S44. doi: 10.22037/ghfbb.v6i0.471.