Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePupillary Response at Visual Threshold.AuthorsHAKEREM, GAD; SUTTON, SAMUELPublicationNature, 1966, Vol 212, Issue 5061, p485ISSN0028-0836Publication typeArticleDOI10.1038/212485a0