%0 Journal Article %T Measurement of Cranial Optical Path Length as a Function of Age Using Phase Resolved Near Infrared Spectroscopy %A Duncan, Arlene %A Meek, Judith H %A Clemence, Matthew %A Elwell, Clare E %A Fallon, Penny %A Tyszczuk, Lidia %A Cope, Mark %A Delpy, David T %J Pediatric Research %V 39 %N 5 %P 889-894 %@ 0031-3998 %D 1996-05-01 %I Nature Publishing Group US %~ DeepDyve