title: Vitamin B12 and vitamin B12 supplementation effects on cognitive functions after bariatric surgery.
authors.affiliation: Department of General Surgery, Faculty of Medicine, Abant Izzet Baysal University, Golkoy, Bolu 14280, Turkey.
authors.forename: Ertuğrul
authors.initials: E
authors.lastname: Karği
authors.affiliation: Department of Psychiatry, Faculty of Medicine, Abant Izzet Baysal University, Golkoy, Bolu, Turkey.
authors.forename: Uğur
authors.initials: U
authors.lastname: Çakir
authors.affiliation: Department of Psychiatry, Faculty of Medicine, Abant Izzet Baysal University, Golkoy, Bolu, Turkey.
authors.forename: Osman
authors.initials: O
authors.lastname: Yildirim
mesh_terms: D050110:Bariatric Surgery; D003071:Cognition / Q000502:physiology*; D005260:Female; D006801:Humans; D008297:Male; D009767:Obesity, Morbid / Q000523:psychology* / Q000601:surgery*