[1] Jan Kochanowski Univ, Fac Med & Hlth Sci, Kielce, Poland
[2] Med Univ Silesia, Div Endocrinol & Neuroendocrine Tumours, Dept Pathophysiol & Endocrinol, Katowice, Poland
[3] Mil Inst Med, Dept Endocrinol & Isotope Therapy, Warsaw, Poland
[4] Minist Internal Affairs, Cent Clin Hosp, Radionuclide Therapy Ward, Warsaw, Poland
[5] Ipsen Poland, Med Affairs, 29th Jana Pawla II St, PL-00867 Warsaw, Poland
[6] Ipsen Pharma, Boulogne, France
[7] Med Univ Warsaw, Dept Internal Med & Endocrinol, Warsaw, Poland