1. Moore KL, et al. Upper limb. In: Clinically oriented anatomy. 7th ed. Dordecht: LWW; 2013. p. 688–784.
2. Baglien P, Varacallo M. Anatomy, shoulder and upper limb, cutaneous innervation. In: StatPearls [Internet]. Treasure Island, FL: StatPearls Publishing; 2019. [Updated 22 Jul 2019].
3. Pester JM, Varacallo M. Ulnar nerve block techniques. In: StatPearls [Internet]. Treasure Island, FL: StatPearls Publishing; 2019. [cited 30 Nov 2019]. https://www.ncbi.nlm.nih.gov/books/NBK459208/?report=reader#!po=87.5000.
4. McMahon R, Bedforth N. Peripheral nerve block at the elbow and wrist. Cont Edu Anaest Critic Care Pain. 2007;7(2):42–4.
5. Kathirgamanathan A, French J, Foxall G, Hardman J, Bedforth N. Delineation of distal ulnar nerve anatomy using ultrasound in volunteers to identify an optimum approach for neural blockade. Eur J Anaesthesiol. 2009;26(1):43–6.