PO-CHUN CHANGCHEN-YING WANGChong L.Y.2021-07-062021-07-0620150268-8921https://www.scopus.com/inward/record.uri?eid=2-s2.0-84881113667&doi=10.1007%2fs10103-013-1416-0&partnerID=40&md5=4e60568350fbe92f00247b0d844d3b28https://scholars.lib.ntu.edu.tw/handle/123456789/569604Controlling periodontal bone levels with multiple LED irradiationsjournal article10.1007/s10103-013-1416-0239337072-s2.0-84881113667