ភ្ជាប់​ទៅ​គេហទំព័រ​ទាក់ទង

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Some Volcanic Clays Kill Bacteria


Some Volcanic Clays Kill Bacteria
សូម​រង់ចាំ

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ទាញ​យក​ពី​តំណភ្ជាប់​ដើម

As researchers find more bacteria and viruses that resist germ-fighting drugs, the medical world is turning to old cures to fight disease.

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