Hasse Ejnell

2.9k total citations · 1 hit paper
36 papers, 2.1k citations indexed

About

Hasse Ejnell is a scholar working on Physiology, Pulmonary and Respiratory Medicine and Otorhinolaryngology. According to data from OpenAlex, Hasse Ejnell has authored 36 papers receiving a total of 2.1k indexed citations (citations by other indexed papers that have themselves been cited), including 22 papers in Physiology, 19 papers in Pulmonary and Respiratory Medicine and 7 papers in Otorhinolaryngology. Recurrent topics in Hasse Ejnell's work include Voice and Speech Disorders (12 papers), Obstructive Sleep Apnea Research (11 papers) and Tracheal and airway disorders (10 papers). Hasse Ejnell is often cited by papers focused on Voice and Speech Disorders (12 papers), Obstructive Sleep Apnea Research (11 papers) and Tracheal and airway disorders (10 papers). Hasse Ejnell collaborates with scholars based in Sweden, Portugal and Belgium. Hasse Ejnell's co-authors include Jan Hedner, Johan Sellgren, Jan Carlson, B. Gunnar Wallin, Mikael Elam, Kenneth Caidahl, Gunnar Wallin, Thomas Hedner, Jan Hedner and Björn Bake and has published in prestigious journals such as The Lancet, CHEST Journal and SLEEP.

In The Last Decade

Hasse Ejnell

36 papers receiving 2.0k citations

Hit Papers

align trajectories sort by overperformance

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.

Augmented Resting Sympathetic Activity in Awake Patients With Obstructive Sleep Apnea

1993 547 citations Jan Carlson, Jan Hedner et al. CHEST Journal profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
Hasse Ejnell	1.5k	1.0k	676	436	386	36	2.1k
Johannes H. van der Hoeven	977 0.7×	496 0.5×	321 0.5×	145 0.3×	287 0.7×	85	2.6k
G Coccagna	1.1k 0.7×	848 0.8×	577 0.9×	196 0.4×	946 2.5×	78	2.5k
Daniela Andries	2.0k 1.3×	1.4k 1.3×	701 1.0×	170 0.4×	798 2.1×	28	2.6k
Valérie Attali	515 0.3×	485 0.5×	604 0.9×	66 0.2×	209 0.5×	65	1.4k
George S. Goding	1.2k 0.8×	566 0.5×	505 0.7×	30 0.1×	178 0.5×	56	1.6k
Jose‐Alberto Palma	529 0.4×	202 0.2×	106 0.2×	717 1.6×	322 0.8×	120	3.0k
Tomoyuki Miyamoto	347 0.2×	223 0.2×	153 0.2×	62 0.1×	914 2.4×	144	2.7k
A. G. Zabka	335 0.2×	1.3k 1.3×	523 0.8×	159 0.4×	444 1.2×	14	1.6k
Tor Ansved	483 0.3×	163 0.2×	172 0.3×	154 0.4×	80 0.2×	45	1.5k
Floyd J. Thompson	239 0.2×	191 0.2×	95 0.1×	173 0.4×	225 0.6×	66	1.9k

Countries citing papers authored by Hasse Ejnell

Since Specialization

Citations

This map shows the geographic impact of Hasse Ejnell'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 Hasse Ejnell with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Hasse Ejnell more than expected).

Fields of papers citing papers by Hasse Ejnell

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Hasse Ejnell. 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 Hasse Ejnell. The network helps show where Hasse Ejnell may publish in the future.

Co-authorship network of co-authors of Hasse Ejnell

This figure shows the co-authorship network connecting the top 25 collaborators of Hasse Ejnell. A scholar is included among the top collaborators of Hasse Ejnell 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 Hasse Ejnell. Hasse Ejnell 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

Nilsson, Michael, et al.. (2015). Mattress and pillow for prone positioning for treatment of obstructive sleep apnoea. Acta Oto-Laryngologica. 135(3). 271–276. 16 indexed citations

Synnergren, Mats, et al.. (2014). The temporary placement of endobronchial stents in the management of bronchial compression by transiently enlarged mediastinal structures. International Journal of Pediatric Otorhinolaryngology. 79(2). 271–273. 4 indexed citations

Nilsson, Michael, et al.. (2014). The effect of the prone sleeping position on obstructive sleep apnoea. Acta Oto-Laryngologica. 135(1). 79–84. 19 indexed citations

Kiefte, Michael, et al.. (2013). The Effect of Increased Stiffness of the Incudostapedial Joint on the Transmission of Air-Conducted Sound by the Human Middle Ear. Otology & Neurotology. 34(8). 1503–1509. 10 indexed citations

Olausson, Michael, et al.. (2012). Transplantation of an allogeneic vein bioengineered with autologous stem cells: a proof-of-concept study. The Lancet. 380(9838). 230–237. 126 indexed citations

Jonsson, Michael, Lennart Minthon, Hasse Ejnell, et al.. (2006). Vagus Nerve Stimulation in Patients With Alzheimer's Disease. The Journal of Clinical Psychiatry. 67(8). 1171–1178. 158 indexed citations

Johansson, Karl-Axel, et al.. (2005). Accelerated radiotherapy for advanced laryngeal cancer. Acta Oncologica. 44(5). 481–489. 8 indexed citations

Bergquist, Henrik, Hasse Ejnell, Ingemar Fogdestam, et al.. (2004). Functional Long-Term Outcome of a Free Jejunal Transplant Reconstruction following Chemoradiotherapy and Radical Resection for Hypopharyngeal and Proximal Oesophageal Carcinoma. Digestive Surgery. 21(5-6). 426–433. 13 indexed citations

Zealear, David L., Cheryl R. Billante, Mark S. Courey, et al.. (2003). Reanimation of the Paralyzed Human Larynx With an Implantable Electrical Stimulation Device. The Laryngoscope. 113(7). 1149–1156. 78 indexed citations

10.

Dahlöf, Pia, et al.. (2002). Improvement in Neuropsychological Performance Following Surgical Treatment for Obstructive Sleep Apnea Syndrome. Acta Oto-Laryngologica. 122(1). 86–91. 14 indexed citations

11.

Schwartz, Alan R., Marc Bennett, Philip L. Smith, et al.. (2001). Therapeutic Electrical Stimulation of the Hypoglossal Nerve in Obstructive Sleep Apnea. Archives of Otolaryngology - Head and Neck Surgery. 127(10). 1216–1216. 207 indexed citations

12.

Carlson, Jan, et al.. (1999). TREATMENT OF SLEEP APNOEA WITH CONTINUOUS POSITIVE AIRWAY PRESSURE IN CHILDREN WITH CRANIOFACIAL MALFORMATIONS. Scandinavian Journal of Plastic and Reconstructive Surgery and Hand Surgery. 33(1). 67–71. 14 indexed citations

13.

Ejnell, Hasse, et al.. (1996). Airway obstruction in children due to plexiform neurofibroma of the larynx. The Journal of Laryngology & Otology. 110(11). 1065–1068. 8 indexed citations

14.

Hedner, Jan, Ronald R. Grunstein, Bo Eriksson, & Hasse Ejnell. (1996). A Double-Blind, Randomized Trial of Sabeluzole—A Putative Glutamate Antagonist—in Obstructive Sleep Apnea. SLEEP. 19(4). 287–289. 26 indexed citations

15.

Carlson, Jan, Jan Hedner, Mikael Elam, et al.. (1993). Augmented Resting Sympathetic Activity in Awake Patients With Obstructive Sleep Apnea. CHEST Journal. 103(6). 1763–1768. 547 indexed citations breakdown →

16.

Ejnell, Hasse, et al.. (1992). Obstructive Sleep Apnea in Patients with Pharyngeal Tumours. Acta Oto-Laryngologica. 112(1). 138–143. 12 indexed citations

17.

Bake, Björn, et al.. (1991). Laryngeal Involvement in Rheumatoid Arthritis. Acta Oto-Laryngologica. 111(5). 990–998. 18 indexed citations

18.

Ejnell, Hasse, et al.. (1990). Long‐term results with a simple surgical treatment of bilateral vocal cord paralysis. The Laryngoscope. 100(9). 1005–1008. 32 indexed citations

19.

Hedner, Jan, Hasse Ejnell, & Kenneth Caidahl. (1990). Left ventricular hypertrophy independent of hypertension in patients with obstructive sleep apnoea. Journal of Hypertension. 8(10). 941–946. 189 indexed citations

20.

Hedner, Jan, Hasse Ejnell, Johan Sellgren, Thomas Hedner, & Gunnar Wallin. (1988). Is high and fluctuating muscle nerve sympathetic activity in the sleep apnoea syndrome of pathogenetic importance for the development of hypertension?. Journal of Hypertension. 6(4). S529–531. 299 indexed citations

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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