Helmy, Y. A., Krücken, J., Abdelwhab, E. M., von Samson-Himmelstjerna, G., & Hafez, H. M. (2017). Molecular diagnosis and characterization of Cryptosporidium spp. in turkeys and chickens in Germany reveals evidence for previously undetected parasite species. PLoS One.

Helmy, Yosra A., Jürgen Krücken, El-Sayed M. Abdelwhab, Georg von Samson-Himmelstjerna, and Hafez M. Hafez. "Molecular Diagnosis and Characterization of Cryptosporidium Spp. in Turkeys and Chickens in Germany Reveals Evidence for Previously Undetected Parasite Species." PLoS One 2017.

Helmy, Yosra A., et al. "Molecular Diagnosis and Characterization of Cryptosporidium Spp. in Turkeys and Chickens in Germany Reveals Evidence for Previously Undetected Parasite Species." PLoS One 2017.