TY - JOUR T1 - On the Process of Hair Turning White JF - Proceedings of the Royal Society of London (1854-1905) VL - 69 SP - 156 EP - 156 PY - 1901/01/01/ UR - http://dx.doi.org/10.1098/rspl.1901.0095 M3 - doi:10.1098/rspl.1901.0095 AU - Metchnikoff, E. ER -