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    <subfield code="a">eng</subfield>
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    <subfield code="a">Cannabis as an illicit narcotic crop</subfield>
    <subfield code="e">a review of the global situation of cannabis consumption, trafficking and production </subfield>
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    <subfield code="a">A cannabis &#xE9;, sem d&#xFA;vida, a planta mais cultivada, traficada e consumida, representando o seu consumo num universo de 140 milh&#xF5;es de pessoas cerca de 2,5%, comparado com 0,3% e 0,2% do consumo de coca&#xED;na e &#xF3;pio, respectivamente. O crescimento significativo do consumo desta subst&#xE2;ncia verifica-se a partir dos anos 60 em pa&#xED;ses desenvolvidos da Am&#xE9;rica do Norte e Europa Ocidental, tornando-se um fen&#xF3;meno associado &#xE0; cultura juvenil, dado que a inicia&#xE7;&#xE3;o nesta subst&#xE2;ncia &#xE9; feita muito mais cedo quando comparada com outras drogas. Realizada uma an&#xE1;lise ao mercado il&#xED;cito da cannabis, verificamos que os baixos pre&#xE7;os est&#xE3;o associados aos elevados n&#xED;veis de consumo. Todavia, em termos econ&#xF3;micos o mercado da cannabis revela-se muito inferior ao do &#xF3;pio e ao da coca&#xED;na, o que de certo modo dificulta na actualidade medir ou estimar a extens&#xE3;o do cultivo e produ&#xE7;&#xE3;o da mesma.</subfield>
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    <subfield code="c">New York</subfield>
    <subfield code="d">1997</subfield>
    <subfield code="v">Vol.49,n.1-2</subfield>
    <subfield code="t">Bulletin on Narcotics</subfield>
    <subfield code="x">0007-523X</subfield>
    <subfield code="p">p.45-83</subfield>
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    <subfield code="a">CANNABIS</subfield>
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    <subfield code="a">TR&#xC1;FICO DE DROGA</subfield>
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    <subfield code="a">TOXICODEPEND&#xCA;NCIA</subfield>
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    <subfield code="5">2022-06-06</subfield>
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    <subfield code="c">PJ</subfield>
    <subfield code="n">2022-06-06</subfield>
    <subfield code="o">0</subfield>
    <subfield code="r">AP</subfield>
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