Order Article Reprints

Rustecka A, Maret J, Drab A, Leszczyńska M, Tomaszewska A, Lipińska-Opałka A, Będzichowska A, Kalicki B, Kubiak JZ. The Impact of COVID-19 Pandemic during 2020–2021 on the Vitamin D Serum Levels in the Paediatric Population in Warsaw, Poland. Nutrients. 2021; 13(6):1990. https://doi.org/10.3390/nu13061990

Rustecka, Agnieszka, Justyna Maret, Ada Drab, Michalina Leszczyńska, Agata Tomaszewska, Agnieszka Lipińska-Opałka, Agata Będzichowska, Bolesław Kalicki, and Jacek Z. Kubiak. 2021. "The Impact of COVID-19 Pandemic during 2020–2021 on the Vitamin D Serum Levels in the Paediatric Population in Warsaw, Poland" Nutrients 13, no. 6: 1990. https://doi.org/10.3390/nu13061990

Rustecka, A., Maret, J., Drab, A., Leszczyńska, M., Tomaszewska, A., Lipińska-Opałka, A., Będzichowska, A., Kalicki, B., & Kubiak, J. Z. (2021). The Impact of COVID-19 Pandemic during 2020–2021 on the Vitamin D Serum Levels in the Paediatric Population in Warsaw, Poland. Nutrients, 13(6), 1990. https://doi.org/10.3390/nu13061990