TY - JOUR T1 - Ensuring Standardization and Harmonization in Multicenter Clinical Trials JF - Journal of Nuclear Medicine JO - J Nucl Med SP - 20N LP - 20N VL - 50 IS - 6 AU - Paul E. Christian Y1 - 2009/06/01 UR - http://jnm.snmjournals.org/content/50/6/20N.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -