TY - RPRT TI - The green autofluorescence intensity and asymmetry of older men is significantly higher than those of older women in their fingernails and certain regions of skin AU - Tao, Y. AU - Zhang, M. AU - Wu, D. AU - Li, Y. AU - Ying, W. PY - 2019 DO - 10.1101/509562 UR - https://www.biorxiv.org/content/10.1101/509562v1 ID - 10.1101/509562 ER -