author = { Rothman, Margaret AND Burke, Laurie AND Erickson, Pennifer AND Leidy, Nancy Kline AND Patrick, Donald L. AND Petrie, Charles D. },

title = { Use of Existing Patient-Reported Outcome (PRO) Instruments and Their Modification: The ISPOR Good Research Practices for Evaluating and Documenting Content Validity for the Use of Existing Instruments and Their Modification PRO Task Force Report },

publisher = {Elsevier BV},

isbn = {1098-3015},

year = {2009},

url = { http://slubdd.de/katalog?TN_libero_mab2 }