<https://www.medsir.org/post/results-of-the-parsifal-study-to-be-presented-at-the-seom-conference-2020>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.medsir.org/post/results-of-the-parsifal-study-to-be-presented-at-the-seom-conference-2020>