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APA Citation
Kostorz-Nosal, S., Jastrzębski, D., Chyra, M., Kubicki, P., Zieliński, M., & Ziora, D. (2021). a prolonged steroid therapy may be beneficial in some patients after the COVID-19 pneumonia. European clinical respiratory journal, 8(1), . http://access.bl.uk/ark:/81055/vdc_100133616868.0x000011