Qat Expenditures in Yemen and Djibouti: An Empirical Analysis

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منابع مشابه

Qat Habit in Yemen Society: A Causative Factor for Oral Periodontal Diseases

The effect of a common habit among Yemeni population on the periodontal status was investigated. This cross-sectional study was done on 2500 Yemenis with mean age 27.01 years (1818 males and 682 females). Among these 1528 were qat chewers and 972 were non-chewers. Detailed questionnaire and pre-designed scoring system for the periodontal status were employed for each case. Study results indicat...

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ژورنال

عنوان ژورنال: Journal of African Economies

سال: 2008

ISSN: 0963-8024,1464-3723

DOI: 10.1093/jae/ejn006