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Search: authors:"Johanna Middeldorp"

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An economic analysis of patient controlled remifentanil and epidural analgesia as pain relief in labour (RAVEL trial); a randomised controlled trial

edited dataset without these variables is uploaded with this submission. For access to the full and original data set including birthdates and initials Liv Freeman or Johanna Middeldorp can be contacted ... den Akker-van Marle. Funding acquisition: Johanna Middeldorp, Kitty Bloemenkamp, Albert Dahan, Jan van Lith, Elske van den Akker-van Marle. Investigation: Liv Freeman, Johanna Middeldorp, Eline van