EUS-guided fiducial markers placement with a 22-gauge needle for image-guided radiation therapy in pancreatic cancer

DISCLOSURE: The following authors disclosed financial relationships relevant to this publication: Dr Fockens is a consultant to Olympus, Fujifilm, Boston Scientific, and Cook. Dr Bel collaborates on projects for Elekta. Dr van Hooft is a consultant to Cook Ireland Ltd and Boston Scientific. All other authors disclosed no financial relationships relevant to this publication. Dr van der Horst and Eelco Lens were supported by the Foundation Bergh in het Zadel through the Dutch Cancer Society (KWF Kankerbestrijding) project no. UVA 2011-5271.