O1‐09‐06: 24‐MONTH ANALYSIS OF CHANGE FROM BASELINE IN CLINICAL DEMENTIA RATING SCALE COGNITIVE AND FUNCTIONAL DOMAINS IN PRIME: A RANDOMIZED PHASE 1B STUDY OF THE ANTI–AMYLOID BETA MONOCLONAL ANTIBODY ADUCANUMAB. (1st July 2006) - Haeberlein, Samantha Budd