Ann Hellström

14.5k total citations · 3 hit papers
265 papers, 10.4k citations indexed

About

Ann Hellström is a scholar working on Pediatrics, Perinatology and Child Health, Radiology, Nuclear Medicine and Imaging and Pulmonary and Respiratory Medicine. According to data from OpenAlex, Ann Hellström has authored 265 papers receiving a total of 10.4k indexed citations (citations by other indexed papers that have themselves been cited), including 161 papers in Pediatrics, Perinatology and Child Health, 156 papers in Radiology, Nuclear Medicine and Imaging and 152 papers in Pulmonary and Respiratory Medicine. Recurrent topics in Ann Hellström's work include Retinopathy of Prematurity Studies (155 papers), Neonatal Respiratory Health Research (151 papers) and Neonatal and fetal brain pathology (62 papers). Ann Hellström is often cited by papers focused on Retinopathy of Prematurity Studies (155 papers), Neonatal Respiratory Health Research (151 papers) and Neonatal and fetal brain pathology (62 papers). Ann Hellström collaborates with scholars based in Sweden, United States and Germany. Ann Hellström's co-authors include Lois E. H. Smith, Chatarina Löfqvist, Aimon Niklasson, Olaf Dammann, Anna‐Lena Hård, Anna‐Lena Hård, Eva Engström, Elisabeth Svensson, David Ley and Ingrid Hansen‐Pupp and has published in prestigious journals such as Proceedings of the National Academy of Sciences, The Lancet and Nature Medicine.

In The Last Decade

Ann Hellström

253 papers receiving 10.1k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Retinopathy of prematurity

2013 777 citations Ann Hellström, Lois E. H. Smith et al. profile →
Increased dietary intake of ω-3-polyunsaturated fatty acids reduces pathological retinal angiogenesis

2007 553 citations Chatarina Löfqvist, Ann Hellström et al. profile →
The Mouse Retina as an Angiogenesis Model

2010 505 citations Chatarina Löfqvist, Ann Hellström et al. Investigative Ophthalmology & Visual Science profile →

Peers

Countries citing papers authored by Ann Hellström

Since Specialization

Citations

This map shows the geographic impact of Ann Hellström's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Ann Hellström with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Ann Hellström more than expected).

Fields of papers citing papers by Ann Hellström

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ann Hellström. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Ann Hellström. The network helps show where Ann Hellström may publish in the future.

Co-authorship network of co-authors of Ann Hellström

This figure shows the co-authorship network connecting the top 25 collaborators of Ann Hellström. A scholar is included among the top collaborators of Ann Hellström based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Ann Hellström. Ann Hellström is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	Ethical Biobanking in Extremely Preterm Infants: Lessons From the EPITOP Study 2025 ·Acta Paediatrica ·Ulrika Sjöbom, (unknown), (unknown), (unknown), Anders Nilsson, Ann Hellström, Karin Sävman, Chatarina Löfqvist	0
2	Bacterial species in cord blood and their significance in the context of clinical use 2024 ·Transfusion and Apheresis Science ·Helena Barreto Henriksson, Ann Hellström, Anders Nilsson, Ulrika Sjöbom, Bodil Jönsson, (unknown)	0
3	Timed topical dexamethasone eye drops improve mitochondrial function to prevent severe retinopathy of prematurity 2024 ·Angiogenesis ·(unknown), (unknown), (unknown), Pia Lundgren, (unknown), Gaël Cagnone, (unknown), (unknown), (unknown), Yohei Tomita, Sasha A. Singh, Jean‐Sébastien Joyal, Masanori Aikawa, Kazuno Negishi, Zhongjie Fu, Ann Hellström, Lois E. H. Smith	4
4	Increased risk of autism in extremely preterm children with a history of retinopathy of prematurity 2024 ·Acta Paediatrica ·Pia Lundgren, Håkan Olsson, Aldina Pivodic, Lena Jacobson, (unknown), Lois E. H. Smith, Karin Sävman, Ann Hellström	0
5	Cytokine and growth factor correlation networks associated with morbidities in extremely preterm infants 2024 ·BMC Pediatrics ·(unknown), Holger Nilsson, Halfdan Rydbeck, William Hellström, Gunnel Hellgren, Ann Hellström, Karin Sävman, Carina Mallard	1
6	Predicting the risk of treatment‐requiring retinopathy of prematurity in preterm infants in Greece. External validation of DIGIROP prognostic models 2024 ·Acta Ophthalmologica ·(unknown), Aldina Pivodic, Anna‐Bettina Haidich, (unknown), (unknown), (unknown), Ann Hellström, Nikolaos Ziakas, Asimina Mataftsi	0
7	Fetal haemoglobin and oxygen requirement in preterm infants: an observational study 2024 ·Archives of Disease in Childhood Fetal & Neonatal ·(unknown), William Hellström, Christian Gadsbøll, (unknown), (unknown), (unknown), Matteo Bruschettini, Ann Hellström, David Ley	1
8	Hyper high haemoglobin content in red blood cells and erythropoietic transitions postnatally in infants of 22 to 26 weeks’ gestation: a prospective cohort study 2023 ·Archives of Disease in Childhood Fetal & Neonatal ·Sara Larsson, (unknown), (unknown), Mireille Vanpée, Dirk Wackernagel, Karin Sävman, Ingrid Hansen‐Pupp, Ann Hellström, David Ley, Ola Andersson	3
9	The development of blood protein profiles in extremely preterm infants follows a stereotypic evolution pattern 2023 ·SHILAP Revista de lepidopterología ·Wen Zhong, Hanna Danielsson, Nele Brusselaers, Dirk Wackernagel, Ulrika Sjöbom, Karin Sävman, Ingrid Hansen‐Pupp, David Ley, Anders Nilsson, Linn Fagerberg, Mathias Uhlén, Ann Hellström	5
10	Is thrombocytopenia and postnatal weight gain associated with treatment‐requiring retinopathy of prematurity? A matched case–control study 2022 ·Acta Ophthalmologica ·(unknown), (unknown), (unknown), Emmanouil Bouras, Elisavet Diamanti, Nikolaos Ziakas, Pia Lundgren, Ann Hellström, Anna‐Bettina Haidich, Asimina Mataftsi	1
11	Association of platelet deficiency with severe retinopathy of prematurity: a review 2022 ·Acta Paediatrica ·(unknown), Anna‐Bettina Haidich, (unknown), (unknown), Nikolaos Ziakas, Pia Lundgren, Ann Hellström, Asimina Mataftsi	6
12	Low fraction of fetal haemoglobin is associated with retinopathy of prematurity in the very preterm infant 2021 ·British Journal of Ophthalmology ·William Hellström, (unknown), Eva Morsing, Lotta Gränse, David Ley, Ann Hellström	19
13	Sphingolipidomics of serum in extremely preterm infants: Association between low sphingosine-1-phosphate levels and severe retinopathy of prematurity 2021 ·Biochimica et Biophysica Acta (BBA) - Molecular and Cell Biology of Lipids ·Anders Nilsson, Mats X. Andersson, Ulrika Sjöbom, Gunnel Hellgren, Pia Lundgren, Aldina Pivodic, Lois E. H. Smith, Ann Hellström	10
14	Fetal haemoglobin and bronchopulmonary dysplasia in neonates: an observational study 2020 ·Archives of Disease in Childhood Fetal & Neonatal ·William Hellström, (unknown), Ann Hellström, Eva Morsing, David Ley	19
15	Aggressive Posterior Retinopathy of Prematurity Is Associated with Multiple Infectious Episodes and Thrombocytopenia 2016 ·Neonatology ·Pia Lundgren, (unknown), Gunnel Hellgren, Gerd Holmström, Anna‐Lena Hård, Lois E. H. Smith, Agneta Wallin, Boubou Hallberg, Ann Hellström	47
16	Cohort study of growth patterns by gestational age in preterm infants developing morbidity 2016 ·BMJ Open ·Susanna Klevebro, Pia Lundgren, Ulf Hammar, Lois E. H. Smith, Matteo Bottai, Magnus Domellöf, Chatarina Löfqvist, Boubou Hallberg, Ann Hellström	33
17	Small for gestational age as a risk factor for severe retinopathy of prematurity is dependent on gestational age at birth. 2014 ·Investigative Ophthalmology & Visual Science ·Pia Lundgren, Anna Kistner, Ingrid Hansen‐Pupp, Gerd Holmström, David Ley, Aimon Niklasson, Lois E. H. Smith, (unknown), Ann Hellström, Chatarina Löfqvist	1
18	A Multicenter Study Analyzing Weight Gain to Predict Retinopathy of Prematurity 2012 ·Investigative Ophthalmology & Visual Science ·Aimee M. Juan, Carolyn Wu, Chatarina Löfqvist, Lois E. H. Smith, Deborah K. VanderVeen, Ann Hellström	0
19	Risk indicators for poor oral health in adolescents born extremely preterm. 2012 ·PubMed ·(unknown), Aimon Niklasson, Ann Hellström, Magnus Hakeberg, Agneta Robertson	12
20	Diagnostic value of magnetic resonance imaging and planimetric measurement of optic disc size in confirming optic nerve hypoplasia 1999 ·Journal of American Association for Pediatric Ophthalmology and Strabismus ·Ann Hellström, Lars‐Martin Wiklund, Elisabeth Svensson	20

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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