UCnn.x EHDEN and OHDSI FAIRification recipe

[JolandaS]

• [ ] change the title of this issue with the corresponding Use Case Number
• [x] identify author
• [ ] agree with editors on scope
• [ ] write abstract
• [ ] write feedback on abstract
• [ ] make corresponding changes to abstract
• [ ] write recipe
• [ ] identify reviewer
• [ ] conduct review
• [ ] incorporate reviewer's comments
• [ ] publish recipe