<http://schema.org/mainEntityOfPage>
<http://www.netdoctor.co.uk/healthy-living/news/a14613/merck-announces-clinical-trial-results-for-mk-0457/True>
<http://www.netdoctor.co.uk/healthy-living/news/a14613/merck-announces-clinical-trial-results-for-mk-0457/>