Search History Select to load keywords (dateIssued equals "[2500 TO 2561]") AND (subject equals "ปฏิชีวนะตกค้าง") AND (subject equals "Nitrofurans") AND (subject equals "Antibiotic residues") (dateIssued equals "[2500 TO 2561]") AND (subject equals "ปฏิชีวนะตกค้าง") AND (subject equals "Nitrofurans") AND (author equals "อุมาพร พิมพิทักษ์")
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