1. Veterinary-Pharmacy Science Subdivision, Faculty of Veterinary Medicine, Universitas Airlangga, Mulyorejo rd. "C" Campus Universitas Airlangga, Surabaya, 60115, Indonesia.
2. Veterinary Histology Subdivision, Faculty of Veterinary Medicine, Universitas Airlangga, Mulyorejo rd. "C" campus Universitas Airlangga, Surabaya, 60115, Indonesia.
3. Veterinary Reproduction Division, Faculty of Veterinary Medicine, Universitas Airlangga, Mulyorejo rd. "C" Campus Universitas Airlangga, Surabaya, 60115, Indonesia.