@article{ref1,
title="A STUDY OF DIET IN RELATION TO HEALTH. DARK ADAPTATION AS AN INDEX OF ADEQUATE VITAMIN A INTAKE : II.-A New Photometer for Measuring Rate of Dark Adaptation",
journal="British journal of ophthalmology",
year="1939",
author="Thomson, A. M. and Griffith, H. D. and Mutch, J. R. and Lubbock, D. M. and Owen, E. C. and Logaras, J.",
volume="23",
number="7",
pages="461-478",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0007-1161",
doi="",
url="http://dx.doi.org/"
}