Multiscale entropy analysis of fMCG heart rate variability at different pregnancy ages: preliminary results - Murta Junior, Luiz Otavio; Murta Junior, Luiz Otávio; Guilhon, Denner; Moraes, Eder Rezende; Baffa, Oswaldo; Comani, Silvia (International Conference on Biomagnetism (BIOMAG), 2008)