Wakai, R. T., Wang, M., Pedron, S. L., Reid, D. L., & Martin, C. (1993). Spectral analysis of antepartum fetal heart rate variability from fetal magnetocardiogram recordings. Early human development, 35(1), 15-24. https://doi.org/10.1016/0378-3782(93)90134-G
Chicago Style (17th ed.) CitationWakai, Ronald T., Minghong Wang, Stephen L. Pedron, Deborah L. Reid, and C.B Martin. "Spectral Analysis of Antepartum Fetal Heart Rate Variability from Fetal Magnetocardiogram Recordings." Early Human Development 35, no. 1 (1993): 15-24. https://doi.org/10.1016/0378-3782(93)90134-G.
MLA (9th ed.) CitationWakai, Ronald T., et al. "Spectral Analysis of Antepartum Fetal Heart Rate Variability from Fetal Magnetocardiogram Recordings." Early Human Development, vol. 35, no. 1, 1993, pp. 15-24, https://doi.org/10.1016/0378-3782(93)90134-G.