@article{ref1,
title=""... In comes the good air" Part I. Rise and fall of the Schäfer method",
journal="American review of respiratory disease",
year="1979",
author="Comroe, J. H. Jr",
volume="119",
number="5",
pages="803-806",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0003-0805",
doi="",
url="http://dx.doi.org/"
}