Information about the dutch medical can be found on the website of NOGEPA: http://www.nogepa.nl (section Health & Safety).
It contains a Excel-file with approved doctors (dutch) and an Excel-file with approved training institutes in the Netherlands.
There’s the NOGEPA Medical Guideline in english available for download (pdf, 110KB)
Medical examinations performed under the auspices of UKOOA or OLF are also recognised. Click here to view the Hardanger agreement