Quality control was performed by analysing aliquots of control material in each series and accuracy was validated by the successful participation in G-EQUAS for both parameters [17]
Volkow has documented how the brain's dopamine system makes us take notice and "pay attention" to critical survival events such as food, water and reproduction, how it generates extremely durable memories, its effects upon motivation and drive, and how certain drugs like nicotine are able to take the system hostage
Nicotine cravings are the most common, and they can be so strong that they distract you from your daily activities
Products are exported to all over the world, the company with Europe and the United States, Asia, the Middle East and other different customers established a long-term stable business relations of cooperation
Archived from the original on 24 August 2003