The use of thyroid hormones in the treatment of euthyroid patients with treatment-resistant depression. Data from a survey of 5695 European national endocrine professional organization members

Front Endocrinol (Lausanne). 2025 Sep 23;16:1665720. doi: 10.3389/fendo.2025.1665720. eCollection 2025. ABSTRACT PURPOSE: Treatment-resistant depression (TRD) is most commonly defined as depression that has not responded to two different pharmacological agents used...