Search History Select to load keywords (dateIssued equals "[2000 TO 2099]") AND (subject equals "ปริญญาดุษฎีบัณฑิต") AND (subject equals "Plant extracts") AND (author equals "Pragatsawat Chanprapai") (author equals "Buntika Areekul Butcher") AND (author equals "Miller, Scott E.") AND (dateIssued equals "2012")
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