**Conflict of interest**

We authors declare that there is no conflict of interest related to the preparation of this manuscript.

## **Author details**

Dahril Dahril1 , Widi Nugroho2 and Aulanni'am Aulanni'am3 \*

1 Sub Division of Urology, Faculty of Medicine, Zainoel Abidin Hospital, Syiah Kuala University, Banda Aceh, Indonesia

2 Laboratory of Veterinary Public Health, Faculty of Veterinary Medicine, University of Brawijaya, Malang, East Java, Indonesia

3 Laboratorium of Biochemistry, Faculty of Veterinary Medicine, University of Brawijaya, Malang, East Java, Indonesia

\*Address all correspondence to: aulani@ub.ac.id

© 2019 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
