1. College of Marine Science, Shandong University at Weihai, Weihai, China.
2. State Key Laboratory of Veterinary Etiological Biology, Key Laboratory of Veterinary Parasitology of Gansu Province, Lanzhou Veterinary Research Institute, Chinese Academy of Agricultural Sciences, Lanzhou, China.
3. Department of Parasitology, Shandong University School of Basic Medicine, Jinan, China.
4. College of Animal Science and Technology, Jilin Agricultural University, Changchun, China.
5. Jilin Inspection and Quarantine Technology Center, Changchun, China.