@inbook{Farnell_2018,
title={What’s in a Smile? Initial Results of Multilevel Principal Components Analysis of Facial Shape and Image Texture},
ISBN={9783319959214},
ISSN={1865-0937},
url={http://dx.doi.org/10.1007/978-3-319-95921-4_18},
DOI={10.1007/978-3-319-95921-4_18},
booktitle={Medical Image Understanding and Analysis},
publisher={Springer International Publishing},
author={Farnell,
D. J. J. and Galloway,
J. and Zhurov,
A. and Richmond,
S. and Pirttiniemi,
P. and Lähdesmäki,
Raija},
year={2018},
pages={177–188} }