@article{ref1,
title="Night Blindness Due to Vitamin A Deficiency: A Consideration of Its Importance in Traffic Problems",
journal="New England journal of medicine",
year="1937",
author="Jeghers, H",
volume="216",
number="",
pages="51-56",
abstract="[Abstract unavailable]  <p>Language: en</p>",
language="en",
issn="0028-4793",
doi="",
url="http://dx.doi.org/"
}