@article{rizk_fahim_beshara_mahrose_awad_2019,  title={Response of duck breeders to dietary L-Carnitine supplementation during summer season},  volume={91},  ISSN={0001-3765},  url={https://doi.org/10.1590/0001-3765201920180907},  DOI={10.1590/0001-3765201920180907},  number={4},  journal={Anais da Academia Brasileira de Ciências},  publisher={Academia Brasileira de Ciências},  author={RIZK, YASSER S. and FAHIM, HANY N. and BESHARA, MALAK M. and MAHROSE, KHALID M. and AWAD, AWAD L.},  year={2019},  pages={e20180907} }