2012. ISPOR European Congress – How to Increase Patient Retention Rate during Their Participation in Longitudinal Studies

El Kebir S, Gauchoux R, Nichols SE. How to Increase Patient Retention Rate during Their Participation in Longitudinal Studies. Value Health. 2012 Nov;15(7):A489. Presented at: ISPOR 15th Annual European Congress; November 6, 2012; Berlin, Germany.