{
  "abstract": "Attention-deficit/hyperactivity disorder (ADHD) affects 3%–5% of children and about 2.5% of adults, though prevalence varies across regions. 1 The psychostimulant methylphenidate is widely used as first-line treatment in many health systems.2",
  "authors": [
    {
      "affiliations": [
        "Center for Evidence-Based Psychiatry, Psychiatric Research Unit, Region Zealand Psychiatry, 4200 Slagelse, Region Zealand, Denmark",
        "Department of Psychology, University of Southern Denmark, 5230 Odense, Region Syddanmark, Denmark"
      ],
      "name": "Ole Jakob Storebø"
    },
    {
      "affiliations": [
        "Center for Evidence-Based Psychiatry, Psychiatric Research Unit, Region Zealand Psychiatry, 4200 Slagelse, Region Zealand, Denmark"
      ],
      "name": "Henriette Edemann-Callesen"
    },
    {
      "affiliations": [
        "Center for Evidence-Based Psychiatry, Psychiatric Research Unit, Region Zealand Psychiatry, 4200 Slagelse, Region Zealand, Denmark",
        "Division of Psychiatry, Department of Clinical Sciences, Faculty of Medicine, Lund University, Malmö, Skåne County, Sweden"
      ],
      "name": "Johanne Pereira Ribeiro"
    },
    {
      "affiliations": [
        "The Copenhagen Trial Unit, Centre for Clinical Intervention Research, Copenhagen University Hospital, Rigshospitalet, Copenhagen, Denmark",
        "Department of Psychology, University of Copenhagen, 2100 Copenhagen K, Denmark"
      ],
      "name": "Sophie Juul"
    },
    {
      "affiliations": [
        "Center for Evidence-Based Psychiatry, Psychiatric Research Unit, Region Zealand Psychiatry, 4200 Slagelse, Region Zealand, Denmark"
      ],
      "name": "Sabrina Katja Nestved"
    },
    {
      "affiliations": [
        "Copenhagen Research Center for Mental Health – CORE, Copenhagen University Hospital, Copenhagen, Denmark"
      ],
      "name": "Helene Speyer"
    },
    {
      "affiliations": [
        "Mental Health Center Copenhagen, Copenhagen Research Unit for Recovery, Copenhagen University Hospital, Copenhagen, Denmark"
      ],
      "name": "Andreas Hoff"
    },
    {
      "affiliations": [
        "Department of Child and Adolescent Mental Health in Hospitals, Oslo University Hospital, Oslo, Norway"
      ],
      "name": "Charlotte Lunde"
    },
    {
      "affiliations": [
        "The Copenhagen Trial Unit, Centre for Clinical Intervention Research, Copenhagen University Hospital, Rigshospitalet, Copenhagen, Denmark",
        "Department of Regional Health Research, The Faculty of Health Sciences, University of Southern Denmark, Odense, Region Syddanmark, Denmark"
      ],
      "name": "Christian Gluud"
    }
  ],
  "title": "Methylphenidate denied access to WHO’s list of essential medicines for the third time",
  "uid": "03189a93-8ee9-52e1-867c-17e0b30a8bd8"
}