Manjunatha, Revanna A prospective, comparative study of the occurrence and severity of constipation with darifenacin and trospium in overactive bladder. [electronic resource] - Journal of clinical and diagnostic research : JCDR Mar 2015 - FC05-9 p. digital Publication Type: Journal Article ISSN: 2249-782X Standard No.: 10.7860/JCDR/2015/11884.5677 doi