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. 2021 Oct 13;163(12):3417–3424. doi: 10.1007/s00701-021-05004-w

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© The Author(s) 2021, corrected publication 2022

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Fig. 1 — Distribution of normal, borderline, and pathological values across HADS anxiety scale (1A) and HADS depression (1B) scale as well as high, moderate, and low values on DT scale