Raj Rai

10.3k total citations · 2 hit papers
55 papers, 5.5k citations indexed

About

Raj Rai is a scholar working on Public Health, Environmental and Occupational Health, Immunology and Rheumatology. According to data from OpenAlex, Raj Rai has authored 55 papers receiving a total of 5.5k indexed citations (citations by other indexed papers that have themselves been cited), including 19 papers in Public Health, Environmental and Occupational Health, 19 papers in Immunology and 18 papers in Rheumatology. Recurrent topics in Raj Rai's work include Reproductive System and Pregnancy (18 papers), Systemic Lupus Erythematosus Research (15 papers) and Blood Coagulation and Thrombosis Mechanisms (13 papers). Raj Rai is often cited by papers focused on Reproductive System and Pregnancy (18 papers), Systemic Lupus Erythematosus Research (15 papers) and Blood Coagulation and Thrombosis Mechanisms (13 papers). Raj Rai collaborates with scholars based in United Kingdom, United States and South Africa. Raj Rai's co-authors include Lesley Regan, L. Regan, Hannah Cohen, K. Clifford, Manisha Dave, Hazel Watson, M. Backos, Julian Teare, Julie Cornish and Emile Tan and has published in prestigious journals such as The Lancet, PLoS ONE and Gut.

In The Last Decade

Raj Rai

54 papers receiving 5.3k 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.

Recurrent miscarriage

2006 944 citations Raj Rai, Lesley Regan profile →
Randomised controlled trial of aspirin and aspirin plus heparin in pregnant women with recurrent miscarriage associated with phospholipid antibodies (or antiphospholipid antibodies)

1997 728 citations Raj Rai, Hannah Cohen et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Raj Rai United Kingdom	29	2.6k	1.9k	1.9k	1.4k	1.2k	55	5.5k
Juan A. Vanrell Spain	38	867 0.3×	1.4k 0.7×	1.7k 0.9×	165 0.1×	2.6k 2.2×	137	4.4k
Andrea Lojacono Italy	28	808 0.3×	612 0.3×	694 0.4×	387 0.3×	78 0.1×	91	2.5k
Yeon Mee Kim United States	45	2.7k 1.0×	4.0k 2.1×	1.9k 1.0×	159 0.1×	181 0.2×	99	7.3k
Michéle David Canada	27	429 0.2×	606 0.3×	312 0.2×	2.2k 1.6×	72 0.1×	66	3.8k
Frauke Förger Switzerland	27	1.8k 0.7×	262 0.1×	1.8k 0.9×	253 0.2×	253 0.2×	68	3.0k
Koichi Takakuwa Japan	23	911 0.4×	470 0.2×	487 0.3×	121 0.1×	401 0.3×	113	2.1k
Antonio Farina Italy	44	695 0.3×	2.8k 1.5×	743 0.4×	113 0.1×	387 0.3×	254	6.1k
Humphrey H.H. Kanhai Netherlands	34	715 0.3×	664 0.3×	542 0.3×	1.9k 1.4×	126 0.1×	141	5.3k
Louis Marcellin France	34	1.3k 0.5×	2.3k 1.2×	852 0.4×	64 0.0×	2.9k 2.4×	189	4.3k
Stuart Campbell United Kingdom	46	318 0.1×	2.4k 1.3×	1.6k 0.8×	122 0.1×	2.1k 1.8×	152	6.3k

Countries citing papers authored by Raj Rai

Since Specialization

Citations

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

Fields of papers citing papers by Raj Rai

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Raj Rai

This figure shows the co-authorship network connecting the top 25 collaborators of Raj Rai. A scholar is included among the top collaborators of Raj Rai 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 Raj Rai. Raj Rai is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Farahani, Linda, Tharu Tharakan, Gonçalo dos Santos Correia, et al.. (2024). Characterisation and comparison of semen microbiota and bacterial load in men with infertility, recurrent miscarriage, or proven fertility. eLife. 13.

Jayasena, Channa, et al.. (2023). The Role of Seminal Oxidative Stress in Recurrent Pregnancy Loss. Antioxidants. 12(3). 723–723. 10 indexed citations

Rai, Raj, et al.. (2022). Outcomes of antenatally detected omphalocele and gastroschisis: a single-centre study over 11 years. Singapore Medical Journal. 66(12). 674–678. 1 indexed citations

Devall, Adam, Ioannis Gallos, Yakoub Khalaf, et al.. (2020). Re: Effect of progestogen for women with threatened miscarriage: a systematic review and meta‐analysis. BJOG An International Journal of Obstetrics & Gynaecology. 127(10). 1303–1304. 4 indexed citations

Rai, Raj, et al.. (2015). Awareness and practice concerning oral cancer among Ayurveda and Homeopathy practitioners in Davangere District: A speciality-wise analysis. Journal of Natural Science Biology and Medicine. 6(1). 116–116. 10 indexed citations

Salker, Madhuri S., Gijs Teklenburg, Mariam Molokhia, et al.. (2010). Natural Selection of Human Embryos: Impaired Decidualization of Endometrium Disables Embryo-Maternal Interactions and Causes Recurrent Pregnancy Loss. PLoS ONE. 5(4). e10287–e10287. 317 indexed citations

Cornish, Julie, Emile Tan, Julian Teare, et al.. (2007). The Effect of Restorative Proctocolectomy on Sexual Function, Urinary Function, Fertility, Pregnancy and Delivery: A Systematic Review. Diseases of the Colon & Rectum. 50(8). 1128–1138. 149 indexed citations

Rai, Raj, Gavin Sacks, & Geoffrey Trew. (2005). Natural killer cells and reproductive failure—theory, practice and prejudice. Human Reproduction. 20(5). 1123–1126. 55 indexed citations

Rai, Raj. (2003). Thromboelastography, whole-blood haemostasis and recurrent miscarriage. Human Reproduction. 18(12). 2540–2543. 71 indexed citations

10.

Rai, Raj. (2002). Factor V Leiden and recurrent miscarriage--prospective outcome of untreated pregnancies. Human Reproduction. 17(2). 442–445. 63 indexed citations

11.

Backos, M., Raj Rai, & Lesley Regan. (2002). Antiphospholipid antibodies and infertility. Human Fertility. 5(1). 30–34. 21 indexed citations

12.

Regan, Lesley & Raj Rai. (2002). Thrombophilia and pregnancy loss. Journal of Reproductive Immunology. 55(1-2). 163–180. 47 indexed citations

13.

Rai, Raj, Abdul Shlebak, Hannah Cohen, et al.. (2001). Factor V Leiden and acquired activated protein C resistance among 1000 women with recurrent miscarriage. Human Reproduction. 16(5). 961–965. 140 indexed citations

14.

Rai, Raj & Lesley Regan. (2000). Thrombophilia and Adverse Pregnancy Outcome. Seminars in Reproductive Medicine. 18(4). 369–378. 18 indexed citations

15.

Rai, Raj. (2000). Obstetric Management of Antiphospholipid Syndrome. Journal of Autoimmunity. 15(2). 203–207. 25 indexed citations

16.

Backos, M., et al.. (2000). Prospective pregnancy outcome in untreated recurrent miscarriers with thyroid autoantibodies. Human Reproduction. 15(7). 1637–1639. 99 indexed citations

17.

Backos, M., et al.. (1999). Bone density changes in pregnant women treated with heparin: a prospective, longitudinal study. Human Reproduction. 14(11). 2876–2880. 59 indexed citations

18.

Backos, M., et al.. (1999). Pregnancy complications in women with recurrent miscarriage associated with antiphospholipid antibodies treated with low dose aspirin and heparin. BJOG An International Journal of Obstetrics & Gynaecology. 106(2). 102–107. 134 indexed citations

19.

Rai, Raj, K. Clifford, & Lesley Regan. (1996). The modern preventative treatment of recurrent miscarriage. BJOG An International Journal of Obstetrics & Gynaecology. 103(2). 106–110. 47 indexed citations

20.

Clifford, K., Raj Rai, Hazel Watson, & Lesley Regan. (1994). Pregnancy: An informative protocol for the investigation of recurrent miscarriage: preliminary experience of 500 consecutive cases. Human Reproduction. 9(7). 1328–1332. 311 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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