@article {goldsmith,
	title = {Longitudinal penalized functional regression for cognitive outcomes on neuronal tract measurements},
	journal = {Journal of the Royal Statistical Society Series C},
	number = {61},
	year = {2012},
	pages = {453{\textendash}469},
	author = {Goldsmith, J and Crainiceanu, C and Caffo, B and Reich, D.}
}
@article {shinohara2011longitudinal,
	title = {Longitudinal Analysis of Spatiotemporal Processes: A Case Study of Dynamic Contrast-Enhanced Magnetic Resonance in Multiple Sclerosis},
	journal = {Johns Hopkins University, Dept. of Biostatistics Working Papers},
	year = {2011},
	pages = {231},
	publisher = {bepress},
	author = {Shinohara, R and Crainiceanu, C and Caffo, B and Reich, D S}
}
@article {greven,
	title = {Longitudinal functional principal components analysis},
	journal = {Electronic Journal of Statistics, PMCID: PMC3131008},
	volume = {4},
	year = {2010},
	pages = {1022-1054},
	author = {Greven, S. and Crainiceanu, C and Caffo, B and Reich, D.}
}
@article {Crai:Rupp:like:2004,
	title = {Likelihood Ratio Tests in Linear Mixed Models with One Variance Component},
	journal = {Journal of the Royal Statistical Society, Series B: Statistical Methodology},
	volume = {66},
	number = {1},
	year = {2004},
	pages = {165{\textendash}185},
	keywords = {Degrees of freedom, Non-regular problems, penalized splines},
	author = {Crainiceanu, C and Ruppert, D.}
}
