Longitudinal Studies on Alzheimer Disease Mouse Models with Multiple Tracer PET/CT: Application of Reduction and Refinement Principles in Daily Practice to Safeguard Animal Welfare during Progressive Aging. - Palumbo G; Kunze LH; Oos R; Wind-Mark K; Lindner S; von Ungern-Sternberg B; Bartenstein P; Ziegler S; Brendel M (Animals : an open access journal from MDPI, 2023)