The clinical value of fetal electrocardiography, phonocardiography, and heart rate monitoring von Millican, Edith, Urbach, John R., Carrington, Elsie R., Lambert, Robert L.

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Instantaneous heart rate patterns in newborn infants von Urbach, John R., Phuvichit, Boonsri, Zweizig, Helen, Millican, Edith, Carrington, Elsie R., Loveland, Mary, Williams, Jimmie M., Lambert, Robert L., Duncan, Adah M., Farrell, Shari L., Simons, Patricia O., Spurgeon, Irene L.

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