@article {40,
	title = {Non-contact transmittance photoplethysmographic imaging (PPGI) for long-distance cardiovascular monitoring},
	journal = {Nature Scientific Reports},
	volume = {5},
	year = {2015},
	author = {R Amelard and C Scharfenberger and F Kazemzadeh and K J. Pfisterer and B S. Lin and A Wong and D A. Clausi}
}
