Search filters

List of works by R. Grant Steen

A cohort study of 4,190 patients treated with low-intensity pulsed ultrasound (LIPUS): findings in the elderly versus all patients.

scientific article

Abnormalities of the central nervous system in very young children with sickle cell anemia ⬇️

scientific article published on June 1, 1998

Age-related changes in brain T1 are correlated with iron concentration.

scientific article

Age-related changes in the pediatric brain: proton T1 in healthy children and in children with sickle cell disease.

scientific article published on January 2003

An inception cohort analysis to predict nonunion in tibia and 17 other fracture locations.

scientific article published on 27 March 2017

Bone fracture nonunion rate decreases with increasing age: A prospective inception cohort study

scientific article published on 09 November 2016

Brain T1 in young children with sickle cell disease: evidence of early abnormalities in brain development.

scientific article published in April 2004

Brain injury in children with sickle cell disease: prevalence and etiology.

scientific article

Comment on: Burden of central nervous system complications in sickle cell disease: A systematic review and meta‐analysis

scientific article published in 2022

Comparison of two hyaluronic acid formulations for safety and efficacy (CHASE) study in knee osteoarthritis: a multicenter, randomized, double-blind, 26-week non-inferiority trial comparing Durolane to Artz

scientific article

Correction of errors caused by imperfect inversion pulses in MR imaging measurement of T1 relaxation times.

scientific article published in November 1998

Correction: Hyaluronic Acid Injections Are Associated with Delay of Total Knee Replacement Surgery in Patients with Knee Osteoarthritis: Evidence from a Large U.S. Health Claims Database

scientific article published on 29 January 2016

Diffuse T1 reduction in gray matter of sickle cell disease patients: evidence of selective vulnerability to damage?

scientific article published in May 1999

Direct comparison of two methods to measure T1: in vitro and in vivo values by echo-planar imaging and by segmented k-space imaging.

scientific article published in April 2004

Effect of a gadodiamide contrast agent on the reliability of brain tissue T1 measurements.

scientific article published in February 1999

Epidemiology of Fracture Nonunion in 18 Human Bones

scientific article published on 07 September 2016

Evaluating the evidence for evidence‐based medicine: are randomized clinical trials less flawed than other forms of peer‐reviewed medical research? ⬇️

scientific article published on May 21, 2013

Evidence of cranial artery ectasia in sickle cell disease patients with ectasia of the basilar artery

scientific article published on 01 September 1998

Fast adipose tissue (FAT) assessment by MRI

scientific article published on 01 September 2000

Fat-saturated contrast-enhanced T1-weighted MRI in evaluation of osteosarcoma and Ewing sarcoma

scientific article published on 01 May 1997

Heal rate of metatarsal fractures: A propensity-matching study of patients treated with low-intensity pulsed ultrasound (LIPUS) vs. surgical and other treatments

scientific article

Hyaluronic Acid Injections Are Associated with Delay of Total Knee Replacement Surgery in Patients with Knee Osteoarthritis: Evidence from a Large U.S. Health Claims Database

scientific article published on 22 December 2015

Impact of symbiotic algae on sea anemone metabolism: analysis by in vivo 31P nuclear magnetic resonance spectroscopy

scientific article published on 01 December 1986

In vivo measurement of tumor blood oxygenation by near-infrared spectroscopy: immediate effects of pentobarbital overdose or carmustine treatment.

scientific article published in January 1994

Letter to the Editor in response to Drs. Safiri and Ayubi.

scientific article

Letter to the Editor re: Biglari et al. (2016).

scientific article published on 29 September 2016

Low-intensity pulsed ultrasound (LIPUS) can decrease the economic burden of fracture non-union.

scientific article

Measuring brain volume by MR imaging: impact of measurement precision and natural variation on sample size requirements.

scientific article published in June 2007

Misinformation in the medical literature: what role do error and fraud play?

scientific article

More than meets the eye: significant regional heterogeneity in human cortical T1

scientific article published on 01 May 2000

Neuroimaging-detected late transient treatment-induced lesions in pediatric patients with brain tumors.

scientific article

Opioid exposure is associated with nonunion risk in a traumatically injured population: An inception cohort study

scientific article published on 21 May 2018

Prospective brain imaging evaluation of children with sickle cell trait: initial observations.

scientific article

Prothrombin Time and Activated Partial Thromboplastin Time Testing: A Comparative Effectiveness Study in a Million-Patient Sample

scientific article published on 11 August 2015

Quantitative MRI of the brain in children with sickle cell disease reveals abnormalities unseen by conventional MRI ⬇️

scientific article published on May 1, 1998

Retractions in the medical literature: how can patients be protected from risk? ⬇️

scientific article published on December 2, 2011

Retractions in the medical literature: how many patients are put at risk by flawed research?

scientific article published on 17 May 2011

Retractions in the scientific literature: do authors deliberately commit research fraud?

scientific article

Retractions in the scientific literature: is the incidence of research fraud increasing?

scientific article

Single-voxel 1H PRESS at 4.0 T: precision and variability of measurements in anterior cingulate and hippocampus.

scientific article published in June 2006

Stressing about posttraumatic stress disorder.

scientific article published in July 2007

Subtle brain abnormalities in children with sickle cell disease: relationship to blood hematocrit.

scientific article

The correlation between phase shifts in gradient-echo MR images and regional brain iron concentration.

scientific article

Treatment of chronic (>1 year) fracture nonunion: heal rate in a cohort of 767 patients treated with low-intensity pulsed ultrasound (LIPUS).

scientific article published on 28 May 2015

Paulina is supported by:

About Paulina

Help