{
  "abstract": "Parkinson’s disease (PD) is a multifactorial disease involving genetic susceptibility and environmental factors (eg, with increased risk associated with traumatic brain injury and decreased risk with physical activity). 1 2 Early onset PD has been recently defined as a clinical entity with people presenting with PD between the ages of 21–50 years and a genetic risk may be more important in this group than in sporadic late-onset PD.3",
  "authors": [
    {
      "affiliations": [],
      "name": "BMJ Publishing Group Ltd"
    }
  ],
  "title": "Review of levodopa inhalation powder (Inbrija) for Parkinson’s disease",
  "uid": "5eba31b9-4b38-5b76-a606-2d6b019021d7"
}