{
  "purpose": "Background references for educational topics. These are not endorsements.",
  "citations": [
    {
      "topic": "Lymphatic system overview",
      "source": "National Cancer Institute (NCI) - Lymphatic System",
      "url": "https://www.cancer.gov/publications/dictionaries/cancer-terms/def/lymphatic-system"
    },
    {
      "topic": "Lymphedema basics",
      "source": "NHS - Lymphoedema",
      "url": "https://www.nhs.uk/conditions/lymphoedema/"
    },
    {
      "topic": "Edema basics",
      "source": "Mayo Clinic - Edema",
      "url": "https://www.mayoclinic.org/diseases-conditions/edema/symptoms-causes/syc-20366493"
    },
    {
      "topic": "Compression therapy",
      "source": "Cleveland Clinic - Compression Therapy",
      "url": "https://my.clevelandclinic.org/health/treatments/16978-compression-therapy"
    },
    {
      "topic": "Lifestyle & swelling guidance",
      "source": "NHS - Swollen ankles, feet and legs (oedema)",
      "url": "https://www.nhs.uk/conditions/swollen-ankles-feet-and-legs-oedema/"
    }
  ],
  "note": "If any source URL changes, update this file."
}