JANJUA, G.M.W., HADIA, R., GULDENRING, D., FINLAY, D.D. and MCLAUGHLIN, J.A.D. 2018. Heartrate variability comparison between electrocardiogram, photoplethysmogram and ballistic pulse waveforms at fiducial points. In Maglaveras, N., Chouvarda, I. and de Carvalho, P. (eds.) Precision medicine powered by pHealth and connected health: proceedings of 3rd International conference on biomedical and health informatics (ICBHI 2017), 18-21 November 2017, Thessaloniki, Greece. IFMBE proceedings, 66. Singapore: Springer [online], pages 171-177. Available from: https://doi.org/10.1007/978-981-10-7419-6_29