1. Smartphone-assisted guide for the placement of ventricular catheters
2. A simple and consistent technique for ventricular catheter insertion using a tripod
3. Kocher, T.E. (1902) Chirurgische Operationslehre. 4th Edition, Fischer Verlag, Jena, 104-106.
4. Accuracy of external ventricular drainage catheter placement
5. Hsieh, C.T., Chen, G.J., Ma, H.I., Chang, C.F., Cheng, C.M., Su, Y.H., et al. (2011) The Misplacement of External Ventricular Drain by Freehand Method in Emergent Neurosurgery. Acta Neurologica Belgica, 111, 22-28.