Open Science Research Excellence
Liping Li and  Changchun Liu and  Ke Li and  Chengyu Liu,  Comparison of Detrending Methods in Spectral Analysis of Heart Rate Variability.   journal   = {International Journal of Medical, Health, Biomedical, Bioengineering and Pharmaceutical Engineering}, [online]. World Academy of Science, Engineering and Technology. September 2011, vol. 57(9). 398 - 402[viewed 16 February 2019]. Available from: http://waset.org/publications/11956.