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Polish Journal for Sustainable Development > 2021 > T. 25, cz. 2 > 57--62
Medycyna Pracy > 2021 > 72 > 6 > 721-728
Medycyna Pracy > 2021 > 72 > 6 > 661-669
Medycyna Pracy > 2021 > 72 > 3 > 327-334
Medycyna Pracy > 2021 > 72 > 5 > 561-568
Polish Journal of Surgery > 2020 > 92(2) > 42-53