@article{ref1,
title="Osteogenesis imperfecta; a survey with some results from an introductory study of the incidence of the disease in Sweden",
journal="Sven Lakartidn",
year="1956",
author="Berfenstam, Ragnar and Smars, G.",
volume="53",
number="34",
pages="2113-2123",
abstract="<p>[Abstract unavailable]</p><p>Language: sv</p>",
language="sv",
issn="",
doi="",
url="http://dx.doi.org/"
}