Parikh R, Hess LM, Esterberg E, Bhandari NR, Kaye JA. Diagnostic characteristics, treatment patterns, and clinical outcomes for US patients with advanced/metastatic medullary thyroid cancer: a retrospective medical record review. J Thyroid Res. 2022;15(2). doi: 10.1186/s13044-021-00119-9
Caso P, Sutherland GR, Fleming A, McDicken WN. Doppler tissue imaging: current status and future prospects. G Ital Cardiol. 1995 May 1;25(5):639-47.