Gonçalves H, Henriques-Coelho T., Rocha AP, Lourenco AP, Leite-moreira A, Bernardes J. Comparison of different methods of heart rate entropy analysis during acute anoxia superimposed on a chronic rat model of pulmonary hypertension. {MEDICAL ENGINEERING & PHYSICS}. 2013;{35}:{559-568}.Edit

Gonçalves H, Costa A., Ayres-de-Campos D., Costa-Santos C., Rocha AP, Bernardes J. Comparison of real beat-to-beat signals with commercially available 4 Hz sampling on the evaluation of foetal heart rate variability. {MEDICAL & BIOLOGICAL ENGINEERING & COMPUTING}. 2013;{51}:{665-676}.Edit

Gonçalves H, Henriques-Coelho T., Bernardes J, Rocha AP, Brandão-Nogueira A., Leite-moreira A. Analysis of heart rate variability in a rat model of induced pulmonary hypertension. {MEDICAL ENGINEERING & PHYSICS}. 2010;{32}:{746-752}.Edit

Gonçalves H, Rocha AP, Ayres-de-Campos D., Bernardes J. Frequency domain and entropy analysis of fetal heart rate: Appealing tools for fetal surveillance and pharmacodynamic assessment of drugs. {Cardiovascular and Hematological Disorders - Drug Targets}. 2008;{8}:{91-98}.Edit

Gonçalves H, Henriques-Coelho T., Bernardes J, Rocha AP, Nogueira A., Leite-moreira A. Linear and nonlinear heart-rate analysis in a rat model of acute anoxia. {PHYSIOLOGICAL MEASUREMENT}. 2008;{29}:{1133-1143}.Edit

Gonçalves H, Bernardes J, Rocha AP, Ayres-de-Campos D.. Linear and nonlinear analysis of heart rate patterns associated with fetal behavioral states in the antepartum period. {EARLY HUMAN DEVELOPMENT}. 2007;{83}:{585-591}.Edit

Gonçalves H, Rocha AP, Ayres-de-Campos D., Bernardes J. Linear and nonlinear fetal heart rate analysis of normal and acidemic fetuses in the minutes preceding delivery. {MEDICAL & BIOLOGICAL ENGINEERING & COMPUTING}. 2006;{44}:{847-855}.Edit

Gonçalves H, Rocha AP, Ayres-de-Campos D., Bernardes J. Internal versus external intrapartum foetal heart rate monitoring: the effect on linear and nonlinear parameters. {PHYSIOLOGICAL MEASUREMENT}. 2006;{27}:{307-319}.Edit