@article{ref1,
title="Occurrence of refractive errors, strabism and eye injuries in children from 8 to 15 years of age in Prague 3",
journal="Ceskoslovenska Pediatrie",
year="1970",
author="Skala, K.",
volume="25",
number="11",
pages="553-555",
abstract="<p>[Abstract unavailable]</p><p>Language: cs</p>",
language="cs",
issn="0069-2328",
doi="",
url="http://dx.doi.org/"
}