Richard Guan

5.6k total citations · 3 hit papers
18 papers, 4.1k citations indexed

About

Richard Guan is a scholar working on Epidemiology, Hepatology and Infectious Diseases. According to data from OpenAlex, Richard Guan has authored 18 papers receiving a total of 4.1k indexed citations (citations by other indexed papers that have themselves been cited), including 18 papers in Epidemiology, 18 papers in Hepatology and 5 papers in Infectious Diseases. Recurrent topics in Richard Guan's work include Hepatitis B Virus Studies (17 papers), Hepatitis C virus research (17 papers) and Liver Disease Diagnosis and Treatment (11 papers). Richard Guan is often cited by papers focused on Hepatitis B Virus Studies (17 papers), Hepatitis C virus research (17 papers) and Liver Disease Diagnosis and Treatment (11 papers). Richard Guan collaborates with scholars based in Singapore, China and Taiwan. Richard Guan's co-authors include Ching‐Lung Lai, Rong‐Nan Chien, Ting‐Tsung Chang, Nancy W.Y. Leung, Dar‐In Tai, Yun‐Fan Liaw, George Lau, Edward Gane, DF Gray and Jia‐Horng Kao and has published in prestigious journals such as New England Journal of Medicine, Gastroenterology and Hepatology.

In The Last Decade

Richard Guan

18 papers receiving 4.0k citations

Hit Papers

A One-Year Trial of Lamivudine for Chronic Hepatitis B 1998 2026 2007 2016 1998 2008 2000 400 800 1.2k
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.

  1. A One-Year Trial of Lamivudine for Chronic Hepatitis B
    1998 1.4k citations Ching‐Lung Lai, Rong‐Nan Chien et al. New England Journal of Medicine profile →
  2. Asian-Pacific consensus statement on the management of chronic hepatitis B: a 2008 update
    2008 742 citations Yun‐Fan Liaw, Nancy Leung et al. Hepatology International profile →
  3. Effects of extended lamivudine therapy in Asian patients with chronic hepatitis B
    2000 575 citations Yun‐Fan Liaw, Nancy W.Y. Leung et al. Gastroenterology profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Richard Guan Singapore 13 4.0k 3.9k 821 97 66 18 4.1k
DF Gray United States 11 4.3k 1.1× 4.1k 1.1× 698 0.9× 97 1.0× 85 1.3× 17 4.5k
Nicolaos C. Tassopoulos Greece 20 2.9k 0.7× 3.1k 0.8× 717 0.9× 47 0.5× 66 1.0× 33 3.4k
Mary Woessner United States 17 3.1k 0.8× 3.1k 0.8× 582 0.7× 54 0.6× 49 0.7× 26 3.3k
Robert Perrillo United States 27 2.4k 0.6× 2.3k 0.6× 364 0.4× 95 1.0× 67 1.0× 60 2.6k
Christine J. Weegink Netherlands 22 1.9k 0.5× 2.2k 0.6× 634 0.8× 108 1.1× 137 2.1× 53 2.4k
Katja Deterding Germany 30 2.9k 0.7× 2.9k 0.7× 356 0.4× 372 3.8× 95 1.4× 119 3.3k
Selım Gürel Türkiye 20 2.8k 0.7× 2.8k 0.7× 227 0.3× 75 0.8× 47 0.7× 50 3.0k
Robert Schvarcz Sweden 24 1.6k 0.4× 1.8k 0.5× 299 0.4× 73 0.8× 112 1.7× 48 2.1k
Kathryn M. Kitrinos United States 22 2.7k 0.7× 2.5k 0.6× 599 0.7× 108 1.1× 102 1.5× 56 3.0k
Benedetta Massetto United States 23 1.9k 0.5× 1.9k 0.5× 391 0.5× 174 1.8× 82 1.2× 44 2.3k

Countries citing papers authored by Richard Guan

Since Specialization
Citations

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

Fields of papers citing papers by Richard Guan

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Richard Guan

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

All Works

18 of 18 papers shown
1.
Lim, Seng Gee, Alessio Aghemo, Pei‐Jer Chen, et al.. (2016). Management of hepatitis C virus infection in the Asia-Pacific region: an update. ˜The œLancet. Gastroenterology & hepatology. 2(1). 52–62. 47 indexed citations
2.
Amarapurkar, Deepak, Rajiv Jalan, Richard Guan, & Paul Y. Kwo. (2011). Improving Survival in Patients with Decompensated Cirrhosis. International Journal of Hepatology. 2011. 1–2. 2 indexed citations
3.
Guan, Richard & Hock Foong Lui. (2011). Treatment of Hepatitis B in Decompensated Liver Cirrhosis. International Journal of Hepatology. 2011. 1–11. 34 indexed citations
4.
Liaw, Yun‐Fan, Nancy Leung, Jia‐Horng Kao, et al.. (2008). Asian-Pacific consensus statement on the management of chronic hepatitis B: a 2008 update. Hepatology International. 2(3). 263–283. 742 indexed citations breakdown →
5.
Dore, Gregory J., et al.. (2006). Management of chronic hepatitis B in challenging patient populations. Liver International. 26(S2). 38–46. 6 indexed citations
6.
Guan, Richard. (2005). Treatment of chronic hepatitis B infection using interferon.. PubMed. 60 Suppl B. 28–33. 15 indexed citations
7.
Liaw, Yun‐Fan, Nancy Leung, Richard Guan, et al.. (2005). Asian‐Pacific consensus statement on the management of chronic hepatitis B: a 2005 update. Liver International. 25(3). 472–489. 362 indexed citations
8.
Guan, Richard. (2005). Treatment of chronic hepatitis B in HIV co-infected patients.. PubMed. 60 Suppl B. 52–6. 2 indexed citations
9.
Chang, Ting‐Tsung, et al.. (2004). Four years of lamivudine treatment in Chinese patients with chronic hepatitis B. Journal of Gastroenterology and Hepatology. 19(11). 1276–1282. 207 indexed citations
10.
Mohamed, Rosmawati, Paul Desmond, Dongjin Suh, et al.. (2004). Practical difficulties in the management of hepatitis B in the Asia–Pacific region. Journal of Gastroenterology and Hepatology. 19(9). 958–969. 56 indexed citations
11.
Liaw, Yun‐Fan, Nancy Leung, Richard Guan, George Lau, & I Merican. (2003). Asian‐Pacific consensus statement on the management of chronic hepatitis B: An update*. Journal of Gastroenterology and Hepatology. 18(3). 239–245. 80 indexed citations
12.
Leung, Nancy W.Y., Ching‐Lung Lai, Ting‐Tsung Chang, et al.. (2001). Extended Lamivudine Treatment in Patients With Chronic Hepatitis B Enhances Hepatitis B E Antigen Seroconversion Rates: Results After 3 Years of Therapy. Hepatology. 33(6). 1527–1532. 499 indexed citations
13.
Liaw, Yun‐Fan, Nancy W.Y. Leung, Ting‐Tsung Chang, et al.. (2000). Effects of extended lamivudine therapy in Asian patients with chronic hepatitis B. Gastroenterology. 119(1). 172–180. 575 indexed citations breakdown →
14.
Guan, Richard. (2000). Interferon monotherapy in chronic hepatitis B. Journal of Gastroenterology and Hepatology. 15(s2). E34–40. 25 indexed citations
15.
Lai, Vicky C. H., et al.. (1999). Nucleic Acid-Based Cross-Linking Assay for Detection and Quantification of Hepatitis B Virus DNA. Journal of Clinical Microbiology. 37(1). 161–164. 27 indexed citations
16.
Lai, Ching‐Lung, Rong‐Nan Chien, Nancy W.Y. Leung, et al.. (1998). A One-Year Trial of Lamivudine for Chronic Hepatitis B. New England Journal of Medicine. 339(2). 61–68. 1427 indexed citations breakdown →
17.
Wee, Aileen, I. Yap, & Richard Guan. (1991). Hepatocyte hepatitis B surface antigen expression in chronic hepatitis B virus carriers in Singapore: Correlation with viral replication and liver pathology. Journal of Gastroenterology and Hepatology. 6(5). 466–470. 6 indexed citations
18.
Lee, Bee-Wah, Hui‐Kim Yap, Richard Guan, et al.. (1991). Cell-Mediated Immunity in Patients on Hemodialysis: Relationship with Hepatitis B Carrier Status. American Journal of Nephrology. 11(2). 98–101. 9 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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