Wentzel, A., Malan, L., von Känel, R., Smith, W., & Malan, N. T. (2019). Heart rate variability, the dynamic nature of the retinal microvasculature and cardiac stress: Providing insight into the brain–retina–heart link: the SABPA study. Eye (Lond).

Wentzel, Annemarie, Leoné Malan, Roland von Känel, Wayne Smith, a Nicolaas T. Malan. "Heart Rate Variability, the Dynamic Nature of the Retinal Microvasculature and Cardiac Stress: Providing Insight Into the Brain–retina–heart Link: The SABPA Study." Eye (Lond) 2019.

Wentzel, Annemarie, et al. "Heart Rate Variability, the Dynamic Nature of the Retinal Microvasculature and Cardiac Stress: Providing Insight Into the Brain–retina–heart Link: The SABPA Study." Eye (Lond) 2019.