NECESSARY, SUFFICIENT AND CONTRIBUTORY FACTORS GENERATING ILLEGAL ECONOMIC ACTIVITY, AND SPECIFICALLY DRUG-RELATED ACTIVITY, IN COLOMBIA

Necessary, sufficient and contributory factors generating illegal economic activity, and specifically drug-related activity, in Colombia

The international drug control regime is formulated under a basic paradigm: all drugs included in the convention schedules I, II and IV can only have medical and research uses.The policies derived from these Chair Sash conventions forbid all recreational, ritual, experimental, or self-medicating consumption of coca, copyright, opium, heroin, mariju

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The orientation of homing pigeons (Columba livia f.d.) with and without navigational experience in a two-dimensional environment.

Homing pigeons are known for their excellent homing ability, and their brains seem to be functionally adapted to homing.It is known that pigeons with navigational experience show a larger hippocampus and also a more lateralised brain than pigeons without navigational experience.So we hypothesized that experience may have an influence also on orient

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Arterial stiffness in patients with systemic sclerosis

Aim.To study arterial stiffness (AS) in patients with systemic sclerosis (SS).Material and methods.A total of 38 SS patients (36 females and 2 males over 40 years of age) entered the study.They met the following criteria: clinical symptoms of coronary Nasal Strips heart disease, atherosclerosis of peripheral vessels, other severe chronic diseases i

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Conditioned taste aversions

When one becomes ill after consuming a meal, there is a propensity to target a particular taste as the cause of the illness.The qualities of the taste most likely targeted include more novel, less preferred, and higher protein content.This association between a particular taste and illness is a form of learning that is termed conditioned taste aver

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The development of the human notochord.

The notochord is a major regulator of embryonic patterning in vertebrates and abnormal notochordal development is associated with a variety of birth defects in man.Proper knowledge of the development of the human notochord, therefore, is important to understand the pathogenesis of these birth defects.Textbook descriptions vary significantly and see

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