Hammacher K, Huter K, Bokelmann J, et al: Foetal heart frequency and perinatal conditions of the fetus and newborn. Gynaecologia 166:349,r1968 Hankins GO, Leicht TL, Van Houk JW: Prolonged fetal bradycardia secondary to maternal hypothermia in response to urosepsis. Am J Perinatol 14:217,r199 Hauth Jc, Hankins GV, Gilstrap LC, et al: Uterine contraction pressures with oxytocin induction/augmentation. Obstet Gynecol 68:305, 1986 Hendricks CH: Uterine contractility changes in the early puerperium. Clin Obstet Gynecolr11(l):125, 1968 Herbert CM, Boehm FH: Prolonged end-stage fetal heart deceleration: a reanalysis. Obstet Gynecol 57:589, 1981 Hill JB, Alexander JM, Sharma SK, et al: A comparison of the efects of epidural and meperidine analgesia during labor on fetal heart rate. Obstet Gynecol 102:333,r2003 Hofmeyr GJ, Lawrie TA: Amnioinfusion for potential or suspected umbilical cord compression in labour. Cochrane Database Syst Rev 1 :CDOOOO 13, 2012 Hofmeyr GJ, Xu H, Eke AC: Amnioinfusion for meconium-stained liquor in labour. Cochrane Database Syst Rev 1 :CDOOOO 14, 2014 Hon EH: he electronic evaluacion of the fetal heart rate. Am J Obstet Gynecol 75:1215, 1958
Hon EH: he fetal heart rate pattens preceding death in utero. Am J Obstet Gynecol 78:47, 1959 Hon EH, Bradfield AM, Hess OW: The electronic evaluation of the fetal heart rate. Am J Obstet Gynecol 82:291, 1961 Ikeda T, Murata Y, Quilligan EJ, et al: Two sinusoidal heart rate patterns in fetal lambs undergoing extracorporeal membrane oxygenation. Am J Obstet Gynecol 180:462, 1999 Impey L, Raymonds M, MacQuillan K, et al: Admission cardiotocography: a randomised controlled trial. Lancet 361:465,r2003 INFANT Collaborative Group: Computerised interpretation of fetal heart rate during labour (INFANT): a randomised controlled trial. Lancet 389(10080):1719,r2017 ItskovitzJ, LaGamma EF, Rudolph AM: Heart rate and blood pressure response to umbilical cord compression in fetal lambs with special reference to the mechanisms of variable deceleration. Am J Obstet Gynecol 147:451, 1983
Jackson M, Holmgren CM, Esplin MS, et al: Frequency of fetal heart rate categories and short-term neonatal outcome. Obstet Gynecol 118:803, 2011
Jaeggi ET, Friedberg MK: Diagnosis and management of fetal bradyarrhythmias. Pacing Clin Electrophysiol 31 Suppl 1 :S50, 2008
Jansson LM, Velez M, McConnell , et al: Maternal buprenorphine treatment and fetal neurobehavioral development. Am J Obstet Gynecol 216(5):529. el,r2017
Jazayeri A, Politz L, Tsibris JC, et al: Fetal erythropoietin levels in pregnancies complicated by meconium passage: does meconium suggest fetal hypoxia? Am J Obstet Gynecol 183: 188, 2000