@article{ref1,
title="Vitamin A and carotene concentration in serum in persons with chronic conjunctivitis and pterygium",
journal="International journal for vitamin and nutrition research",
year="1976",
author="Rankov, B. G.",
volume="46",
number="4",
pages="454-457",
abstract="In 41 persons with chronic conjunctivitis, 28 persons with pterygium and 61 eye-healthy persons the Vitamin A and carotene blood level have been examined. All persons with chronic conjunctivitis and pterygium have subjective eye disturbances. In persons with chronic conjunctivitis the vitamin A blood level was lower (men 32 mcg%, women 20 mcg%). In almost all persons with chronic conjunctivitis and pterygium delayed dark adaptation was recorded and the skin-mucosal changes are more frequent.<p /><p>Language: de</p>",
language="de",
issn="0300-9831",
doi="",
url="http://dx.doi.org/"
}