[1] Univ Clin Endocrinol, Diabet & Metab Dis, Skopje 1000, North Macedonia
[2] Univ St Cyril & Methodius, Med Fac, Skopje 1000, North Macedonia
[3] Private Clin Hosp Acibadem Sistina, Dept Endocrinol, Skopje 1000, North Macedonia
[4] Univ Belgrade, Fac Med, Clin Endocrinol Diabet & Metab Dis, Belgrade 11000, Serbia
[5] Univ Belgrade, Fac Med, Dept Endocrinol, CHC Bezanijska Kosa, Belgrade 11000, Serbia
[6] Merkur Univ Hosp, Vuk Vrhovac Univ Clin Diabet Endocrinol & Metab D, Zagreb 10000, Croatia
[7] Univ Zagreb, Sch Med, Zagreb 10000, Croatia
[8] Josip Juraj Strossmayer Univ Osijek, Sch Med, Osijek 31000, Croatia
[9] SSST Univ, Sarajevo Med Sch, Sarajevo 71210, Bosnia & Herceg
[10] Outpatient Clin Altamed Beta, Zmaja Od Bosne 7, Sarajevo 71000, Bosnia & Herceg
[11] Sarajevo Univ, Fac Med, Sarajevo 71000, Bosnia & Herceg
[12] Sarajevo Univ, Dept Endocrinol & Diabet, Clin Ctr, Sarajevo 71000, Bosnia & Herceg