1Major in Nutrition Education, Graduate School of Education, Kongju National University, Yesan 32439, Korea.
2Division of Food Science, Kongju National University, Yesan 32439, Korea.
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*: p<0.05
1) t-value
*: p<0.05
1) t-value
**: p<0.01
*: p<0.05 1) t-value
*: p<0.05 1) t-value
**: p<0.01