@article{fridman_koiffmann_2000,  title={Genomic imprinting: genetic mechanisms and phenotypic consequences in Prader-Willi and Angelman syndromes},  volume={23},  ISSN={1415-4757},  url={https://doi.org/10.1590/S1415-47572000000400004},  DOI={10.1590/S1415-47572000000400004},  number={4},  journal={Genetics and Molecular Biology},  publisher={Sociedade Brasileira de Genética},  author={Fridman, Cintia and Koiffmann, Célia P.},  year={2000},  month={Dec},  pages={715–724} }