<http://schema.org/caption>
"Doctors could soon be diagnosing diseases using breathalyzer-like technology like that used to estimate blood alcohol levels (Photo: &lt;a href=\"http://www.shutterstock.com/cat.mhtml?lang=en&amp;search_source=search_form&amp;version=llv1&amp;anyorall=all&amp;safesearch=1&amp;searchterm=breathalyzer&amp;search_group=&amp;orient=&amp;search_cat=&amp;searchtermx=&amp;photographer_name=&amp;people_gender=&amp;people_age=&amp;people_ethnicity=&amp;people_number=&amp;commercial_ok=&amp;color=&amp;show_color_wheel=1#id=84092140&amp;src=0621e98878f77baa6b902b608b8281e8-1-0\" target=\"_blank\"&gt;Shutterstock&lt;/a&gt;)"^^<http://www.w3.org/2001/XMLSchema#string>
<http://newatlas.com/disease-breathalyzer/21364/>