Bremnes, Alexander, Lise Kristin Kubosch, and Borgny Ween. “Optimization of Codman® Hakim® Adjustable Valve Radiography”. Radiography Open 3, no. 1 (March 31, 2017): 14. Accessed April 29, 2024. https://journals.oslomet.no/index.php/radopen/article/view/1998.