Research article Open access
Vitamin B12 Deficiency in Diabetic Patients on Metformin Therapy: A cross-sectional study from Oman
Objectives: This study aimed to determine the prevalence of vitamin B12 deficiency amongst diabetic patients on metformin therapy. Methods: This cross-sectional study was conducted at general clinics at the University Health Center and diabetes outpatient clinics at Sultan Qaboos University Hospital, Muscat, Oman, betw …