?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Nguyen%2C+Bui+Binh&rft.aulast=Nguyen&rft.aufirst=Bui+Binh&rft.date=4+November+2020&rft.title=DEVELOPMENT+OF+A+MULTI-WAVELENGTH+RANGE+DEVICE+USING+HIGH+POWER+LEDS+FOR+PHOTOTHERAPY&rft.genre=proceeding