Alfredo Guillén

847 total citations · 1 hit paper
13 papers, 598 citations indexed

About

Alfredo Guillén is a scholar working on Public Health, Environmental and Occupational Health, Pediatrics, Perinatology and Child Health and Reproductive Medicine. According to data from OpenAlex, Alfredo Guillén has authored 13 papers receiving a total of 598 indexed citations (citations by other indexed papers that have themselves been cited), including 8 papers in Public Health, Environmental and Occupational Health, 7 papers in Pediatrics, Perinatology and Child Health and 5 papers in Reproductive Medicine. Recurrent topics in Alfredo Guillén's work include Reproductive Biology and Fertility (7 papers), Prenatal Screening and Diagnostics (6 papers) and Ovarian function and disorders (4 papers). Alfredo Guillén is often cited by papers focused on Reproductive Biology and Fertility (7 papers), Prenatal Screening and Diagnostics (6 papers) and Ovarian function and disorders (4 papers). Alfredo Guillén collaborates with scholars based in Spain and United States. Alfredo Guillén's co-authors include António Pellicer, Juan A. García-Velasco, Alberto Pacheco, Alberto Requena, Luís A. Moreno, Carlos Simón, José Bellver, Lorena Rodrigo, Carmen Rubio and José Remohı́ and has published in prestigious journals such as Fertility and Sterility, Reproductive BioMedicine Online and Journal of Clinical Sleep Medicine.

In The Last Decade

Alfredo Guillén

13 papers receiving 572 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.

In vitro fertilization with preimplantation genetic diagnosis for aneuploidies in advanced maternal age: a randomized, controlled study

2017 262 citations Carmen Rubio, José Bellver et al. Fertility and Sterility profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Alfredo Guillén Spain	7	393	358	316	101	71	13	598
Ashley W. Tiegs United States	11	297 0.8×	363 1.0×	184 0.6×	97 1.0×	87 1.2×	39	516
A. Fiorentino Italy	10	334 0.8×	298 0.8×	257 0.8×	107 1.1×	74 1.0×	15	503
Fernando Bronet Spain	13	546 1.4×	464 1.3×	290 0.9×	99 1.0×	185 2.6×	26	702
L Dhaenens Belgium	7	238 0.6×	306 0.9×	142 0.4×	112 1.1×	119 1.7×	13	434
Shala A Salem United States	7	320 0.8×	491 1.4×	133 0.4×	121 1.2×	119 1.7×	9	576
Alessandra Ruberti Italy	8	540 1.4×	602 1.7×	263 0.8×	151 1.5×	176 2.5×	12	798
Silvia Colamaria Italy	14	682 1.7×	528 1.5×	582 1.8×	78 0.8×	127 1.8×	21	877
En‐Hui Cheng Taiwan	11	298 0.8×	333 0.9×	145 0.5×	91 0.9×	99 1.4×	31	517
A. Obradors Spain	14	268 0.7×	337 0.9×	230 0.7×	140 1.4×	108 1.5×	23	511
Meral Gültomruk Türkiye	10	201 0.5×	167 0.5×	201 0.6×	105 1.0×	71 1.0×	36	343

Countries citing papers authored by Alfredo Guillén

Since Specialization

Citations

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

Fields of papers citing papers by Alfredo Guillén

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Alfredo Guillén

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

All Works

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13 of 13 papers shown

Sáez, María, Sergi Martí, Mercedes Pallero, et al.. (2022). Impact of home CPAP-treated obstructive sleep apnea on COVID-19 outcomes in hospitalized patients. Journal of Clinical Sleep Medicine. 18(7). 1857–1864. 8 indexed citations

Guillén, Alfredo, et al.. (2021). Serum anti-Müllerian hormone levels are not associated with aneuploidy rates in human blastocysts. Reproductive BioMedicine Online. 42(6). 1211–1218. 11 indexed citations

Rubio, Carmen, José Bellver, Lorena Rodrigo, et al.. (2018). PGD-A in advanced maternal age: final results of a day-3 biopsy RCT. Reproductive BioMedicine Online. 36. e8–e8. 1 indexed citations

Martín, Rosario Cerrillo, et al.. (2017). Impact of Endometrial Preparation Protocols for Frozen Embryo Transfer on Live Birth Rates. Rambam Maimonides Medical Journal. 8(2). e0020–e0020. 61 indexed citations

Rubio, Carmen, José Bellver, Lorena Rodrigo, et al.. (2017). In vitro fertilization with preimplantation genetic diagnosis for aneuploidies in advanced maternal age: a randomized, controlled study. Fertility and Sterility. 107(5). 1122–1129. 262 indexed citations breakdown →

Rubio, Carmen, Lorena Rodrigo, José Bellver, et al.. (2015). Improved clinical outcome in women between 38 and 41 years of age by 24-chromosome aneuploidy screening. Fertility and Sterility. 104(3). e58–e58. 2 indexed citations

Rubio, Carmen, Gemma Castillón, Lorena Rodrigo, et al.. (2014). Improvement of clinical outcome in severe male factor infertility with embryo selection based on array-CGH: a randomized controlled trial. Fertility and Sterility. 102(3). e24–e25. 6 indexed citations

Guillén, Alfredo, et al.. (2014). Successful ICSI in an azoospermic and kidney transplant man with type 1 primary hyperoxaluria and first histopathological testicular findings described in the literature. Andrologia. 47(1). 109–111. 3 indexed citations

Requena, Antonio, et al.. (2009). The impact of in-vitro maturation of oocytes on aneuploidy rate. Reproductive BioMedicine Online. 18(6). 777–783. 34 indexed citations

10.

Díaz, Ignacio, Alfredo Guillén, Alberto Pacheco, Alberto Requena, & Juan A. García-Velasco. (2008). Endocrine modifications associated with final oocyte maturation with gonadotropin-releasing hormone agonists vs. human chorionic gonadotropin in women undergoing intrauterine insemination.. PubMed. 53(1). 33–9. 6 indexed citations

11.

Bronet, Fernando, et al.. (2007). Maduración in vitro de ovocitos. Dialnet (Universidad de la Rioja). 13(3). 65–72. 1 indexed citations

12.

García-Velasco, Juan A., Luís A. Moreno, Alberto Pacheco, et al.. (2005). The aromatase inhibitor letrozole increases the concentration of intraovarian androgens and improves in vitro fertilization outcome in low responder patients: A pilot study. Fertility and Sterility. 84(1). 82–87. 188 indexed citations

13.

Guillén, Alfredo & M. Ruíz Rejón. (1984). The B-Chromosome System ofAllium SphaerocephalonL. (Liliaceae): Types, Effects and Origin. Caryologia. 37(3). 259–267. 15 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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