1. On Electronic Fetal Heart Rate Monitoring
Tekoa L. King, Julian T. Parer 
Journal of Obstetric, Gynecologic & Neonatal Nursing 
Volume 40, Issue 6, Pages (November 2011)
DOI: /j x
Copyright © 2011 AWHONN, the Association of Women's Health, Obstetric and Neonatal Nurses Terms and Conditions

2. Figure 1 Category III fetal heart rate tracing.
Journal of Obstetric, Gynecologic & Neonatal Nursing  , DOI: ( /j x)
Copyright © 2011 AWHONN, the Association of Women's Health, Obstetric and Neonatal Nurses Terms and Conditions