@article {826,
	title = {Feasibility of long-distance heart rate monitoring using transmittance photoplethysmographicimgaing (PPGI)},
	journal = {Nature Scientific Reports},
	year = {2015},
	author = {R Amelard and C Scharfenberger and F Kazemzadeh and K J. Pfisterer and B Lin and D Clausi and A Wong}
}
