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Therapies attempted from 2021 – 2023. Chelation therapy (2010, first entry in table) is included as treatment of heavy metal poisoning of the patient in childhood but not directly relevant to EHS symptoms, as these only became apparent in 2019. The type of treatment, start date, end date, dosage and frequency is presented in the table. Effectiveness was assessed by the patient’s subjective feedback as to improvement of EHS symptoms.
