@article{articlecd5e1714,
title   = {Electron microscopic observations of human hair medulla},
author = {Wagner, Rita de Cássia Comis and Kiyohara, Pedro Kunihiko and Silveira, Marina and Joekes, Inés},
year = {2007},
doi = {10.1111/j.1365-2818.2007.01747.x},
journal   = {Journal of Microscopy-Oxford}
}