Correction: Does Metformin Treatment in Pediatric Population Cause Vitamin B12 Deficiency? - Taş, Özen; Kontbay, Tugba; Dogan, Ozlem; Kose, Engin; Berberoglu, Merih; Siklar, Zeynep; Tumer, Leyla; Eminoglu, Fatma Tuba (Klinische Pädiatrie, 2022)