P4‐341: QUANTIFYING THE IMPACT OF PSEUDOBULBAR AFFECT (PBA) ON HEALTH‐RELATED QUALITY OF LIFE (HRQOL) IN PATIENTS WITH ALZHEIMER'S DISEASE TREATED WITH NUEDEXTA OR CONVENTIONAL MEDICATION. (1st July 2014) - Badhan, Anita; Mealing, Stuart; Kiff, Chris; Yonan, Charles; Baculea, Simona; Singh, Moushmi