@article{2006, title={Light-emitting Diode Phototherapy at 630 ± 3 nm Increases Local Levels of Skin-homing T-cells in Human Subjects}, author={Shin-ichiro Takezaki and Tokuya Omi and Shigeru Sato and Seiji Kawana}, journal={Journal of Nippon Medical School}, volume={73}, number={2}, pages={75-81}, year={2006}, doi={10.1272/jnms.73.75} }