@article{articlec519bd38,
title   = {Linear and nonlinear measures of fetal heart rate patterns evaluated on very short fetal magnetocardiograms},
author = {Moraes, Eder Rezende and Murta Junior, Luiz Otavio and Baffa, Oswaldo},
year = {2012},
doi = {10.1088/0967-3334/33/10/1563},
journal   = {Physiological Measurement}
}