The King–Devick test for sideline concussion screening in collegiate football Danielle F. Leong, Laura J. Balcer, Steven L. Galetta, Greg Evans, Matthew Gimre, David Watt

Maximal aerobic exercise and acute visual performance in females: Implications for concussion side-line testing Brandon S. Shaw, Gerrit Breukelman, Lourens Millard, Jason Moran, Gavin Sandercock, Ina Shaw

Vergence anomalies in a sample of high school students in South Africa Samuel Otabor Wajuihian, Rekha Hansraj