Functional Imaging of SDHx-Related Head and Neck Paragangliomas: Comparison of 18F-Fluorodihydroxyphenylalanine, 18F-Fluorodopamine, 18F-Fluoro-2-Deoxy-D-Glucose PET, 123I-Metaiodobenzylguanidine Scintigraphy, and 111In-Pentetreotide Scintigraphy - King, K S; Chen, C C; Alexopoulos, D K; Whatley, M A; Reynolds, J C; Patronas, N; Ling, A; Adams, K T; Xekouki, P; Lando, H; Stratakis, C A; Pacak, K (J Clin Endocrinol Metab, 2011)