Ashcroft, George P, Douglas C D’Netto, and Zuhair Alsindi. 1993. “Silicone Replacement for Non-Union of the Scaphoid: 7 Cases Followed for 9 (5–18) Years”. Acta Orthopaedica 64 (4):472-74. https://doi.org/10.3109/17453679308993671.