Geographical Variation in Nutrient Intake between Urban and Rural Areas of Jiangsu Province, China and Development of a Semi-Quantitative Food Frequency Questionnaire for Middle-Aged Inhabitants
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1991 ◽
Vol 91
(3)
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pp. 316-320
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2001 ◽
Vol 59
(5)
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pp. 221-232
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2003 ◽
Vol 61
(3)
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pp. 161-169
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2006 ◽
Vol 50
(2)
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pp. 77-82
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1991 ◽
Vol 20
(4)
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pp. 900-905
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