title: Letter: E.C.G. changes as sign of hypoxia intra partum.
mesh_terms: D004562:Electrocardiography; D005260:Female; D005311:Fetal Hypoxia / Q000175:diagnosis; D006801:Humans; D000860:Hypoxia / Q000175:diagnosis*; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000175:diagnosis*; D011247:Pregnancy