1. Laboratory of Hygiene of Foods of Animal Origin, Faculty of Veterinary Medicine; University of Thessaly; Karditsa Greece
2. Laboratory of Food Technology, Faculty of Veterinary Medicine; Aristotle University; Thessaloniki Greece
3. Laboratory of Milk Hygiene and Technology, Faculty of Veterinary Medicine; Aristotle University; Thessaloniki Greece
4. Laboratory of Biological Chemistry, Faculty of Medicine; Aristotle University; Thessaloniki Greece