Penn researchers are advancing against a rare, deadly lung disease that no one had even heard of a decade ago. The disease targets only women, striking them down during their childbearing years.<br><br><a href='http://www.upenn.edu/researchatpenn/article.php?1143&amp;hlt&#039; target='_blank'>http://www.upenn.edu/researchatpenn/article.php?1143&amp;hlt&lt;/a&gt;&lt;br&gt;&lt;br>