M. R. Ortiz

Short-term heart rate dynamics of women during labor

Ramón González-Camarena, C. Vargas, M. A. Peña, 2011, 2011 Annual International Conference of the IEEE Engineering in Medicine and Biology Society.

Effects of fetal respiratory movements on the short-term fractal properties of heart rate variability

Ramón González-Camarena, A. Martínez, José Álvarez-Ramírez, 2012, Medical & Biological Engineering & Computing.

Performance of a method to generate fetal cardiotachograms using fetal phonocardiography

A. T. Aljama, M. R. Ortiz, A. Jimenez, 2001, Computers in Cardiology 2001. Vol.28 (Cat. No.01CH37287).

Prenatal RR fluctuations dynamics: detecting fetal short‐range fractal correlations

M. R. Ortiz, J. Álvarez-Ramírez, J. C. Echeverría, 2006, Prenatal diagnosis.

Respiratory sinus arrhythmia in growth restricted fetuses with normal Doppler hemodynamic indices.

M. R. Ortiz, J. C. Echeverría, R. González-Camarena, 2016, Early human development.

Short-term heart rate dynamics of pregnant women

M. R. Ortiz, M. Peña, J. C. Echeverría, 2011, Autonomic Neuroscience.

Effects of fetal respiratory movements on the short-term fractal properties of heart rate variability

M. R. Ortiz, J. Álvarez-Ramírez, M. Peña, 2013, Medical & Biological Engineering & Computing.

Comparison of RR-interval scaling exponents derived from long and short segments at different wake periods

M. R. Ortiz, J. Álvarez-Ramírez, J. C. Echeverría, 2006, Physiological measurement.

The use of wavelet packets to improve the detection of cardiac sounds from the fetal phonocardiogram

M. R. Ortiz, S. Charleston, A. Jimenez, 1999, Computers in Cardiology 1999. Vol.26 (Cat. No.99CH37004).