P1‐252: CONCORDANCE OF QUANTITATIVE SUVR METHODS WITH VISUAL ASSESSMENT OF FLORBETAPIR PET SCREENING RESULTS. (1st July 2014) - Klein, Gregory; Chiao, Ping; Barakos, Jerome; Purcell, Derk; Sampat, Mehul; Oh, Joonmi; Sevigny, Jeff; Suhy, Joyce