@article{202409.1044, doi = {10.20944/preprints202409.1044.v1}, url = {https://doi.org/10.20944/preprints202409.1044.v1}, year = 2024, month = {September}, publisher = {Preprints}, author = {Regina Ewa Wierzejska and Barbara Wojda and Dorota Bomba-Opoń and Iga Rzucidło-Szymańska and Robert Brawura-Biskupski-Samaha and Iwona Szymusik}, title = {Vitamin D Supply of Twins during Fetal Life, Its Relation to Anthropometric Parameters of Newborns and the Analysis of Other Factors Related to Birth Size}, journal = {Preprints} }