Long distance telemetry of fetal heart rate from patients' homes using public telephone network.
D000328:Adult; D005260:Female; D005318:Fetal Heart / Q000503:physiopathology*; D005323:Fetal Monitoring; D006339:Heart Rate; D006801:Humans; D011247:Pregnancy; D011254:Pregnancy in Diabetics / Q000503:physiopathology; D013686:Telemetry; D013689:Telephone