Nelson LM, Williams VSL, Carson RT, Baird MJ, Fehnel SE, Johnston JM. Factor analyses of patient-reported outcome measures in Irritable Bowel Syndrome with Constipation (IBSC): results from two randomized, double-blind, placebo-controlled phase 3 trials of linaclotide. Poster presented at the Joint International Neurogastroenterology and Motility Meeting; September 2012. Bologna, Italy. [abstract] Neurogastroenterol Motil. 2012 Sep 1; 24(Suppl. 2):106. doi: 10.1111/j.1365-2982.2012.01997.x
Carson RT, Nelson LM, Williams VSL, Fehnel SE, Tourkodimitris S, Baird MJ, Johnston JM. Psychometric evaluation of patient-reported outcome measures for assessing IBS-C symptom severity and change: results from two randomized, double-blind, placebo-controlled phase 3 trials of linaclotide. Poster presented at the Joint International Neurogastroenterology and Motility Meeting; September 2012. [abstract] Neurogastroenterol Motil. 2012 Sep 1; 24(Suppl. 2):179.