A.S. Dhadda

1.4k total citations · 1 hit paper
25 papers, 411 citations indexed

About

A.S. Dhadda is a scholar working on Oncology, Surgery and Pulmonary and Respiratory Medicine. According to data from OpenAlex, A.S. Dhadda has authored 25 papers receiving a total of 411 indexed citations (citations by other indexed papers that have themselves been cited), including 24 papers in Oncology, 17 papers in Surgery and 7 papers in Pulmonary and Respiratory Medicine. Recurrent topics in A.S. Dhadda's work include Colorectal Cancer Surgical Treatments (20 papers), Colorectal and Anal Carcinomas (17 papers) and Gastric Cancer Management and Outcomes (7 papers). A.S. Dhadda is often cited by papers focused on Colorectal Cancer Surgical Treatments (20 papers), Colorectal and Anal Carcinomas (17 papers) and Gastric Cancer Management and Outcomes (7 papers). A.S. Dhadda collaborates with scholars based in United Kingdom, France and Sweden. A.S. Dhadda's co-authors include Abed M. Zaitoun, E.M. Bessell, P. Dickinson, Arthur Sun Myint, Shannon M. Chan, R. Swindell, I.A. Hunter, Jean‐Pierre Gérard, Laurent Mineur and N. Barbet and has published in prestigious journals such as Journal of Clinical Oncology, Annals of Oncology and European Journal of Cancer.

In The Last Decade

A.S. Dhadda

24 papers receiving 405 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.

Neoadjuvant chemoradiotherapy with radiation dose escalation with contact x-ray brachytherapy boost or external beam radiotherapy boost for organ preservation in early cT2–cT3 rectal adenocarcinoma (OPERA): a phase 3, randomised controlled trial

2023 77 citations Jean‐Pierre Gérard, N. Barbet et al. The Lancet. Gastroenterology & hepatology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
A.S. Dhadda United Kingdom	11	353	247	90	48	44	25	411
Bruno Manfredi Italy	7	297 0.8×	206 0.8×	76 0.8×	44 0.9×	84 1.9×	8	368
Emilio del Valle Spain	8	260 0.7×	276 1.1×	85 0.9×	24 0.5×	19 0.4×	21	379
Nadia Rondi Italy	12	142 0.4×	253 1.0×	129 1.4×	29 0.6×	19 0.4×	17	339
D. Van den Weyngaert Belgium	11	90 0.3×	123 0.5×	113 1.3×	26 0.5×	50 1.1×	25	301
Nabilah Ali United States	7	114 0.3×	119 0.5×	73 0.8×	50 1.0×	38 0.9×	11	334
David Nicol United Kingdom	9	91 0.3×	146 0.6×	108 1.2×	19 0.4×	43 1.0×	25	283
S. Fissi Italy	8	275 0.8×	264 1.1×	160 1.8×	16 0.3×	99 2.3×	14	383
Jamie A. Ku United States	9	102 0.3×	114 0.5×	71 0.8×	32 0.7×	25 0.6×	50	290
F. Lachachi France	5	181 0.5×	226 0.9×	115 1.3×	14 0.3×	33 0.8×	9	343
Alice Zamagni Italy	9	96 0.3×	68 0.3×	121 1.3×	69 1.4×	18 0.4×	40	271

Countries citing papers authored by A.S. Dhadda

Since Specialization

Citations

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

Fields of papers citing papers by A.S. Dhadda

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by A.S. Dhadda. 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 A.S. Dhadda. The network helps show where A.S. Dhadda may publish in the future.

Co-authorship network of co-authors of A.S. Dhadda

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

Rao, Christopher, A.S. Dhadda, Shakil Ahmed, et al.. (2025). Contact X-ray brachytherapy in rectal cancer: A systematic review and meta-analysis. European Journal of Surgical Oncology. 51(7). 109976–109976.

Pritchard, D. Mark, David M. Hughes, A.S. Dhadda, et al.. (2024). Contact X-ray Brachytherapy as a sole treatment in selected patients with early rectal cancer – Multi-centre study. Clinical and Translational Radiation Oncology. 49. 100851–100851. 1 indexed citations

Dhia, Sonia Ben, N. Barbet, Renaud Schiappa, et al.. (2024). 508MO Organ preservation in early rectal adenocarcinoma: 5-year results of the randomized opera trial. Annals of Oncology. 35. S432–S432. 1 indexed citations

Baron, D., Renaud Schiappa, N. Barbet, et al.. (2024). A phase III randomised trial on the addition of a contact X-ray brachytherapy boost to standard neoadjuvant chemo-radiotherapy for organ preservation in early rectal adenocarcinoma: 5 year results of the OPERA trial. Annals of Oncology. 36(2). 208–215. 5 indexed citations

Rao, Sheela, Ludovic Evesque, Méher Ben Abdelghani, et al.. (2024). LBA2 POD1UM-303/InterAACT 2: Phase III study of retifanlimab with carboplatin-paclitaxel (c-p) in patients (Pts) with inoperable locally recurrent or metastatic squamous cell carcinoma of the anal canal (SCAC) not previously treated with systemic chemotherapy (Chemo). Annals of Oncology. 35. S1217–S1217. 4 indexed citations

Rockall, Tim, A.S. Dhadda, I.A. Hunter, et al.. (2023). Planned organ preservation for elderly patients with rectal cancer using short course radiotherapy and a contact brachytherapy boost-an International multi-institution analysis. Clinical and Translational Radiation Oncology. 39. 100580–100580. 7 indexed citations

Gérard, Jean‐Pierre, N. Barbet, Renaud Schiappa, et al.. (2023). Neoadjuvant chemoradiotherapy with radiation dose escalation with contact x-ray brachytherapy boost or external beam radiotherapy boost for organ preservation in early cT2–cT3 rectal adenocarcinoma (OPERA): a phase 3, randomised controlled trial. The Lancet. Gastroenterology & hepatology. 8(4). 356–367. 77 indexed citations breakdown →

Myint, Arthur Sun, Christopher Rao, N. Barbet, et al.. (2023). The safety and efficacy of total mesorectal excision (TME) surgery following dose‐escalation: Surgical outcomes from the organ preservation in early rectal adenocarcinoma (OPERA) trial, a European multicentre phase 3 randomised trial (NCT02505750). Colorectal Disease. 25(11). 2160–2169. 3 indexed citations

Gérard, Jean-Pierre, N. Barbet, Nicolas Magné, et al.. (2022). Contact x-ray brachytherapy (Papillon) in addition to chemoradiotherapy to improve organ preservation in early cT2-T3 rectal adenocarcinoma: The 3-year results of OPERA randomized trial (NCT02505750).. Journal of Clinical Oncology. 40(16_suppl). 3512–3512. 15 indexed citations

10.

Dhadda, A.S., et al.. (2021). A multi-centre analysis of adjuvant contact X-ray brachytherapy (CXB) in rectal cancer patients treated with local excision – Preliminary results of the CONTEM1 study. Radiotherapy and Oncology. 162. 195–201. 15 indexed citations

11.

Iveson, Timothy, Rachel Kerr, Mark Saunders, et al.. (2017). Updated results of the SCOT study: An international phase III randomised (1:1) non-inferiority trial comparing 3 versus 6 months of oxaliplatin based adjuvant chemotherapy for colorectal cancer. Annals of Oncology. 28. v613–v613. 1 indexed citations

12.

Rao, Christopher, F. M. Smith, Antony P. Martin, et al.. (2017). A Cost-Effectiveness Analysis of Contact X-ray Brachytherapy for the Treatment of Patients with Rectal Cancer Following a Partial Response to Chemoradiotherapy. Clinical Oncology. 30(3). 166–177. 10 indexed citations

13.

Dhadda, A.S., Antony P. Martin, Shane Killeen, & I.A. Hunter. (2016). Organ Preservation Using Contact Radiotherapy for Early Rectal Cancer: Outcomes of Patients Treated at a Single Centre in the UK. Clinical Oncology. 29(3). 198–204. 33 indexed citations

14.

Iveson, Timothy, Rachel Kerr, Mark Saunders, et al.. (2015). Toxicity and quality of life data from SCOT: An international phase III randomized (1:1) noninferiority trial comparing 3 vs 6 months of oxaliplatin-based adjuvant chemotherapy.. Journal of Clinical Oncology. 33(15_suppl). 3514–3514. 3 indexed citations

15.

Dhadda, A.S., E.M. Bessell, J H Scholefield, P. Dickinson, & Abed M. Zaitoun. (2014). Mandard Tumour Regression Grade, Perineural Invasion, Circumferential Resection Margin and Post-chemoradiation Nodal Status Strongly Predict Outcome in Locally Advanced Rectal Cancer Treated with Preoperative Chemoradiotherapy. Clinical Oncology. 26(4). 197–202. 30 indexed citations

16.

Rodda, S., A.S. Dhadda, P. Dickinson, Abed M. Zaitoun, & E.M. Bessell. (2012). Number of lymph nodes recovered as an independent prognostic factor in predicting outcome in patients with pathologically node-negative rectal cancer following preoperative chemo/radiotherapy.. Journal of Clinical Oncology. 30(4_suppl). 606–606. 4 indexed citations

17.

Dhadda, A.S., et al.. (2011). Prognostic importance of Mandard tumour regression grade following pre-operative chemo/radiotherapy for locally advanced rectal cancer. European Journal of Cancer. 47(8). 1138–1145. 58 indexed citations

18.

Dhadda, A.S., Abed M. Zaitoun, & E.M. Bessell. (2008). Regression of Rectal Cancer with Radiotherapy with or without Concurrent Capecitabine — Optimising the Timing of Surgical Resection. Clinical Oncology. 21(1). 23–31. 39 indexed citations

19.

Khan, Sarah, A.S. Dhadda, D. Fyfe, & Santhanam Sundar. (2007). Impact of neutropenia on delivering planned chemotherapy for solid tumours. European Journal of Cancer Care. 0(0). 2730512449–???. 29 indexed citations

20.

Chan, Shannon M., A.S. Dhadda, & R. Swindell. (2007). Single Fraction Radiotherapy for Small Superficial Carcinoma of the Skin. Clinical Oncology. 19(4). 256–259. 41 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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