Relation between suicide and the electromagnetic field of overhead power lines

{
  "study_type": "ecological",
  "exposure": {
    "band": "ELF",
    "source": "overhead power lines / high-voltage transmission lines",
    "frequency_mhz": null,
    "sar_wkg": null,
    "duration": null
  },
  "population": "Individuals in part of the Midlands of England",
  "sample_size": null,
  "outcomes": [
    "suicide"
  ],
  "main_findings": "Using a \"new approach,\" the authors report that a correlation was established between the presence of transmission-line electromagnetic fields and the occurrence of suicides in part of the Midlands of England.",
  "effect_direction": "harm",
  "limitations": [
    "Only a correlation is described; causality is not established in the abstract.",
    "Key methodological details (design specifics, exposure assessment, confounder control, and sample size) are not provided in the abstract.",
    "Geographic restriction to part of the Midlands of England may limit generalizability."
  ],
  "evidence_strength": "very_low",
  "confidence": 0.62,
  "peer_reviewed_likely": "yes",
  "keywords": [
    "electromagnetic fields",
    "ELF",
    "high-voltage transmission lines",
    "overhead power lines",
    "suicide",
    "ecological correlation",
    "England",
    "Midlands"
  ],
  "suggested_hubs": [
    {
      "slug": "occupational-exposure",
      "weight": 0.2,
      "reason": "Involves exposure to transmission-line fields, but the abstract does not specify occupational exposure; primarily a community/geographic correlation."
    }
  ]
}