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Robert D. Christensen

Utah System of Higher Education

69H-index
578Paper Count
2.0WCitation Count
Published Papers 97
Publication Date
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The nucleated red blood cell count at birth, the volume of red cell transfusions received, and the risk of developing retinopathy of prematurity
errJOURNAL OF PERINATOLOGY
IF2.4
err2025-11-01
err0
PREAI
errZeiler, Bailey; Bahr, Timothy M.; Esplin, Samuel D.; Hartnett, M. Elizabeth; Ilstrup, Sarah J.; Ohls, Robin K.; Christensen, Robert D.
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A survey of level 3 NICUs in Utah to the June 2025 American Academy of Pediatrics Committee on Fetus and Newborn clinical report on postnatal cord blood sampling
errJOURNAL OF PERINATOLOGY
IF2.4
err2025-09-01
err1
PREAI
errOhls, Robin K.; Bahr, Timothy M.; Kaufman, David A.; Christensen, Robert D.
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Understanding, detecting, and managing the “late” anemia of hemolytic disease of the fetus and newborn
errBest Practice & Research Clinical Obstetrics & Gynaecology
IF4.1
err2025-07-23
err0
PREAI
errRobert D. Christensen; Timothy M. Bahr; Robin K. Ohls
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Administering Supplemental Iron and Erythropoiesis-Stimulating Agents to Infants Born Preterm: What Do We Need to Build Consensus?
errJOURNAL OF PEDIATRICS
IF3.5
err2025-01-01
err0
PREAI
errChristensen, Robert D.; Bahr, Timothy M.; Ohls, Robin K.
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Neonatal/perinatal diagnosis of hemolysis using ETCOc
errSEMINARS IN FETAL & NEONATAL MEDICINE
IF2.8
err2024-10-01
err1
PREAI
errRobert D. Christensen; Timothy M. Bahr; Robin K. Ohls; Kenneth J. Moise
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Term umbilical cord blood, fully tested and processed, as the source of red blood cell transfusions for extremely-low-gestational age neonates
errSEMINARS IN FETAL & NEONATAL MEDICINE
IF2.8
err2024-10-01
err0
PREAI
errTimothy M. Bahr; Thomas R. Christensen; Sarah J. Ilstrup; Robin K. Ohls; Robert D. Christensen
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Neonatal and Obstetrical Outcomes of Pregnancies Complicated by Alloimmunization
errPEDIATRICS
IF6.4
err2024-05-24
err0
PREAI
errBahr, Timothy M.; Tweddell, Sarah M.; Zalla, Jennifer M.; Dizon-Townson, Donna; Ohls, Robin K.; Henry, Erick; Ilstrup, Sarah J.; Kelley, Walter E.; Ling, Con Yee; Lindgren, Peter C.; O'Brien, Elizabeth A.; Christensen, Robert D.
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Can Red Blood Cell and Platelet Transfusions Have a Pathogenic Role in Bronchopulmonary Dysplasia?
errJOURNAL OF PEDIATRICS
IF3.5
err2024-02-01
err6
PREAI
errBahr, Timothy M.; Snow, Gregory L.; Christensen, Thomas R.; Davenport, Patricia; Henry, Erick; Tweddell, Sarah M.; Ilstrup, Sarah J.; Yoder, Bradley A.; Ohls, Robin K.; Sola-Visner, Martha C.; Christensen, Robert D.
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Neonatal Thrombocytopenia: Factors Associated With the Platelet Count Increment Following Platelet Transfusion
errJOURNAL OF PEDIATRICS
IF3.5
err2023-12-01
err1
PREAI
errChristensen, Robert D.; Bahr, Timothy M.; Davenport, Patricia; Sola-Visner, Martha C.; Kelley, Walter E.; Ilstrup, Sarah J.; Ohls, Robin K.
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Increased blood reactive oxygen species and hepcidin in obstructive sleep apnea precludes expected erythrocytosis
errAMERICAN JOURNAL OF HEMATOLOGY
IF9.9
err2023-06-23
err3
errOAAI
errSong, Jihyun; Sundar, Krishna M.; Horvathova, Monika; Gangaraju, Radhika; Indrak, Karel; Christensen, Robert D.; Genzor, Samuel; Lundby, Carsten; Divoky, Vladimir; Ganz, Tomas; Prchal, Josef T.
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Platelet Transfusions in a Multi-Neonatal Intensive Care Unit Health Care Organization Before and After Publication of the PlaNeT-2 Clinical Trial
errJOURNAL OF PEDIATRICS
IF3.5
err2023-06-01
err8
PREAI
errBahr, Timothy M.; Christensen, Thomas R.; Henry, Erick; Astin, Mark; Ilstrup, Sarah J.; Ohls, Robin K.; Christensen, Robert D.
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Severe Anemia at Birth-Incidence and Implications
errJOURNAL OF PEDIATRICS
IF3.5
err2022-09-01
err2
PREAI
errBahr, Timothy M.; Lawrence, Shelley M.; Henry, Erick; Ohls, Robin K.; Li, Shihao; Christensen, Robert D.
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Implications of an Elevated Nucleated Red Blood Cell Count in Neonates with Moderate to Severe Hypoxic-Ischemic Encephalopathy
errJOURNAL OF PEDIATRICS
IF3.5
err2022-07-01
err4
PREAI
errBahr, Timothy M.; Ohls, Robin K.; Baserga, Mariana C.; Lawrence, Shelley M.; Winter, Sarah L.; Christensen, Robert D.
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Neonatal Reference Intervals for the Complete Blood Count Parameters MicroR and HYPO-He: Sensitivity Beyond the Red Cell Indices for Identifying Microcytic and Hypochromic Disorders
errJOURNAL OF PEDIATRICS
IF3.5
err2021-12-01
err5
errOAAI
errBahr, Timothy M.; Christensen, Thomas R.; Henry, Erick; Wilkes, Jacob; Ohls, Robin K.; Bennett, Sterling T.; Ward, Diane M.; Pysher, Theodore J.; Christensen, Robert D.
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Improvement Initiative: End-Tidal Carbon Monoxide Measurement in Newborns Receiving Phototherapy
errJOURNAL OF PEDIATRICS
IF3.5
err2021-11-01
err11
PREAI
errBahr, Timothy M.; Shakib, Julie H.; Stipelman, Carole H.; Kawamoto, Kensaku; Lauer, Sarah; Christensen, Robert D.
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A new hour-specific serum bilirubin nomogram for neonates ≥35 weeks of gestation Reply
errJOURNAL OF PEDIATRICS
IF3.5
err2021-10-01
err0
errOAAI
errBahr, Timothy M.; Henry, Erick; Christensen, Robert D.; Minton, Stephen D.; Bhutani, Vinod K.
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Novel, de novo, beta-globin variant with decreased oxygen affinity (HBB:c.317T>A, Hemoglobin St. George) in a healthy child with low oxygen saturations and anemia
errAMERICAN JOURNAL OF HEMATOLOGY
IF9.9
err2021-09-29
err2
errOAAI
errMeznarich, Jessica A.; Rets, Anton; Agarwal, Archana M.; Christensen, Robert D.; Reading, N. Scott; Kuypers, Frans A.; Prchal, Josef T.
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A New Hour-Specific Serum Bilirubin Nomogram for Neonates ≥35 Weeks of Gestation
errJOURNAL OF PEDIATRICS
IF3.5
err2021-09-01
err18
PREAI
errBahr, Timothy M.; Henry, Erick; Christensen, Robert D.; Minton, Stephen D.; Bhutani, Vinod K.
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Does neocytolysis exist after descent from high altitude?
errACTA PHYSIOLOGICA
IF5.6
err2021-07-14
err7
errOAAI
errSong, Jihyun; Christensen, Robert D.; Thiagarajan, Perumal; Prchal, Josef T.
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Decision Accuracy and Safety of Transcutaneous Bilirubin Screening at Intermountain Healthcare
errJOURNAL OF PEDIATRICS
IF3.5
err2021-01-01
err8
PREAI
errKonana, Olive S.; Bahr, Timothy M.; Strike, Holly R.; Coleman, Jennifer; Snow, Gregory L.; Christensen, Robert D.
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Research Directions

No research directions
Co-authors
Cooperation Journals
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H-index: 86 · Papers: 942
C
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H-index: 82 · Papers: 428
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