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Watabe, D., Amano, H. TNF-α inhibitor-induced paradoxical psoriasis and erythema nodosum in a patient with ankylosing spondylitis. Eur J Dermatol 31, 412–413 (2021). https://doi.org/10.1684/ejd.2021.4058
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DOI: https://doi.org/10.1684/ejd.2021.4058