_:n9bf1e0d94f4649a8acd5765c6076b2e0xb0
<http://schema.org/additionalType>
<https://fr.scribd.com/document/363002691/Product>
<https://fr.scribd.com/document/363002691/Https-Fr-Wikipedia-Org-Wiki-Formule-de-Gullstrand>