Fetal cardiotachometry. A study of some fundamental factors affecting the surface electrode method.
D004562:Electrocardiography / Q000295:instrumentation; D005260:Female; D005318:Fetal Heart / Q000502:physiology*; D005782:Gels; D006801:Humans; D008722:Methods; D011247:Pregnancy; D012867:Skin
D005782:Gels