1. Department of Endocrinology, Diabetes and Metabolism and Clinical Chemistry, Division of Laboratory Research, University of Duisburg-Essen, Essen, Germany.
2. Dr. Margarete Fischer-Bosch Institute of Clinical Pharmacology and University of Tübingen, Stuttgart, Germany.
3. Department of Toxicology/Systems Toxicology, Leibniz Research Centre for Working Environment and Human Factors, Dortmund, Germany.
4. Department of Forensic Medicine and Toxicology, Faculty of Veterinary Medicine, South Valley University, Qena, Egypt.