Hernandez, J. ., Li, Y. ., Rehg, J. M. . and Picard, R. W. . (2015) “Cardiac and Respiratory Parameter Estimation Using Head-mounted Motion-sensitive Sensors”, EAI Endorsed Transactions on Pervasive Health and Technology, 1(1), p. e2. doi: 10.4108/phat.1.1.e2.