References
- Manning FA, Platt LD, Sipos L. Antepartum fetal evaluation: development of a fetal biophysical profile. Am J Obstet Gynecol 1980;136:787–795.
- Nishihara K, Horiuchi S, Eto H, Honda M. A long-term monitoring of fetal movement at home using a newly developed sensor: an introduction of maternal micro-arousals evoked by fetal movement during maternal sleep. Early Hum Dev 2008;84:595–603.
- Ryo E, Nishihara K, Matsumoto S, Kamata H. A new method for long-term home monitoring of fetal movement by pregnant women themselves. Med Eng Phys 2012;34:566–572.
- Patrick J, Fetherston W, Vick H, Voegelin R. Human fetal breathing movements and gross fetal body movements at weeks 34 to 35 of gestation. Am J Obstet Gynecol 1978;130:693–699.
- Patrick J, Campbell K, Carmichael L, Natale R, Richardson B. Patterns of gross fetal body movements over 24-hour observation intervals during the last 10 weeks of pregnancy. Am J Obstet Gynecol 1982;142:363–371.
- Carmichael L, Campbell K, Patrick J. Fetal breathing, gross fetal body movements, and maternal and fetal heart rates before spontaneous labor at term. Am J Obstet Gynecol 1984;148:675–679.
- Ten Hof J, Nijhuis IJ, Mulder EJ, Nijhuis JG, Narayan H, Taylor DJ, Westers P, Visser GH. Longitudinal study of fetal body movements: nomograms, intrafetal consistency, and relationship with episodes of heart rate patterns a and B. Pediatr Res 2002;52:568–575.
- D’Elia A, Pighetti M, Moccia G, Santangelo N. Spontaneous motor activity in normal fetuses. Early Hum Dev 2001;65:139–147.
- Nijhuis JG, Prechtl HF, Martin CB Jr., Bots RS. Are there behavioural states in the human fetus? Early Hum Dev 1982;6:177–195.
- Pillai M, James DK, Parker M. The development of ultradian rhythms in the human fetus. Am J Obstet Gynecol 1992;167:172–177.