1. Department of Pharmaceutical Toxicology, Faculty of Pharmacy, Hacettepe University, Ankara, Turkey
2. Department of Biology, Faculty of Science, Gazi University, Ankara, Turkey
3. Department of Surgery, Yenimahalle Government Hospital, Republic of Turkey Ministry of Health, Ankara, Turkey
4. Department of Pharmacognosy, Faculty of Pharmacy, Hacettepe University, Ankara, Turkey