1. Laboratory of Hygiene of Foods of Animal Origin, Faculty of Veterinary Medicine; University of Thessaly; GR-43100; Karditsa; Greece
2. Laboratory of Food Technology, Faculty of Veterinary Medicine; Aristotle University; GR-54124; Thessaloniki; Greece
3. Laboratory of Milk Hygiene and Technology, Faculty of Veterinary Medicine; Aristotle University; GR-54124; Thessaloniki; Greece