Potokar, T., JK, D., PM, J., DJ, C., T, P., H, L., & Laing, H. (2004). Neonatal accessory digits: A survey of practice amongst paediatricians and hand surgeons in the United Kingdom. Acta Paediatrica, 93(2), pp. 200-204. doi:10.1080/08035250310007420

Potokar, Tom, Dodd JK, Jones PM, Chinn DJ, Potokar T, Laing H, and Hamish Laing. "Neonatal Accessory Digits: A Survey of Practice Amongst Paediatricians and Hand Surgeons in the United Kingdom." Acta Paediatrica 93, no. 2 (2004): 200-204.

Potokar, Tom, et al. "Neonatal Accessory Digits: A Survey of Practice Amongst Paediatricians and Hand Surgeons in the United Kingdom." Acta Paediatrica 93.2 (2004): 200-204.