Chen, J. W., Gombart, Z. J., Rogers, S., Gardiner, S. K., Cecil, S., & Bullock, R. M. (2011). Pupillary reactivity as an early indicator of increased intracranial pressure: The introduction of the Neurological Pupil index. Medknow Publications Pvt Ltd.

Chen, Jeff W., Zoe J. Gombart, Shana Rogers, Stuart K. Gardiner, Sandy Cecil, and Ross M. Bullock. Pupillary Reactivity As an Early Indicator of Increased Intracranial Pressure: The Introduction of the Neurological Pupil Index. Medknow Publications Pvt Ltd, 2011.

Chen, Jeff W., et al. Pupillary Reactivity As an Early Indicator of Increased Intracranial Pressure: The Introduction of the Neurological Pupil Index. Medknow Publications Pvt Ltd, 2011.