Effects of fetal respiratory movements on the short-term fractal properties of heart rate variability.
M. R. OrtizJuan Carlos EcheverríaJosé Álvarez-RamírezA. MartínezM. A. PeñaM. T. GarcíaC. Vargas-GarcíaRamón González-CamarenaPublished in: Medical Biol. Eng. Comput. (2013)