No abstract available
MeSH terms
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Budgets / statistics & numerical data
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Commerce / statistics & numerical data
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Data Collection
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Developing Countries / economics*
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Developing Countries / statistics & numerical data
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Eating
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Education / economics
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Education / statistics & numerical data
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Educational Status
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Emigration and Immigration / statistics & numerical data
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Employment / statistics & numerical data
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Family Characteristics
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Health Care Costs / statistics & numerical data
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Health Services Needs and Demand / economics
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Health Services Needs and Demand / statistics & numerical data
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Humans
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Income / statistics & numerical data*
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Poverty / economics*
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Poverty / statistics & numerical data
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Recreation / economics
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Residence Characteristics / statistics & numerical data
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Social Class*