A pilot comparison of 18 F-fluorocholine PET/CT, ultrasonography and 123 I/99m Tc-sestaMIBI dual-phase dual-isotope scintigraphy in the preoperative localization of hyperfunctioning parathyroid glands in primary or secondary hyperparathyroidism: Influence of thyroid anomalies - Michaud, L; Balogova, S; Burgess, A (Medicine (Baltimore), 2015)