M. Tunç, U. . Ergün, B. Say, N. D. Badem, D. Yapar, and M. N. İlhan, “Electrophysiological profile of serum vitamin B12 levels, correlation with serum methylmalonic acid levels, and determination of subclinical peripheral nerve involvement: Electrophysiological profile and vitamin B12”, J Surg Med, vol. 6, no. 12, pp. 951–955, Dec. 2022.