Alan S. Penzias

6.4k total citations · 1 hit paper
156 papers, 3.7k citations indexed

About

Alan S. Penzias is a scholar working on Reproductive Medicine, Pediatrics, Perinatology and Child Health and Public Health, Environmental and Occupational Health. According to data from OpenAlex, Alan S. Penzias has authored 156 papers receiving a total of 3.7k indexed citations (citations by other indexed papers that have themselves been cited), including 108 papers in Reproductive Medicine, 86 papers in Pediatrics, Perinatology and Child Health and 80 papers in Public Health, Environmental and Occupational Health. Recurrent topics in Alan S. Penzias's work include Assisted Reproductive Technology and Twin Pregnancy (71 papers), Reproductive Biology and Fertility (61 papers) and Reproductive Health and Technologies (57 papers). Alan S. Penzias is often cited by papers focused on Assisted Reproductive Technology and Twin Pregnancy (71 papers), Reproductive Biology and Fertility (61 papers) and Reproductive Health and Technologies (57 papers). Alan S. Penzias collaborates with scholars based in United States, Israel and Spain. Alan S. Penzias's co-authors include Michele R. Hacker, B.A. Malizia, Richard H. Reindollar, Denny Sakkas, Denis A. Vaughan, Robert W. Rebar, Vasiliki A. Moragianni, K. Bendikson, Tommaso Falcone and Karl R. Hansen and has published in prestigious journals such as New England Journal of Medicine, JAMA and PLoS ONE.

In The Last Decade

Alan S. Penzias

149 papers receiving 3.6k 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.

Testing and interpreting measures of ovarian reserve: a committee opinion

2020 296 citations Alan S. Penzias, Richard H. Reindollar 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
Alan S. Penzias United States	32	2.6k	2.0k	1.6k	567	476	156	3.7k
Ragaa Mansour Egypt	37	3.2k 1.3×	2.2k 1.1×	2.1k 1.3×	571 1.0×	356 0.7×	100	4.2k
Peter G.A. Hompes Netherlands	38	3.4k 1.3×	2.1k 1.0×	1.7k 1.0×	1.1k 2.0×	471 1.0×	169	4.5k
N.S. Macklon Netherlands	29	2.9k 1.1×	2.2k 1.1×	1.5k 1.0×	742 1.3×	955 2.0×	59	4.2k
Bart C.J.M. Fauser Netherlands	29	2.2k 0.9×	1.4k 0.7×	1.4k 0.9×	477 0.8×	426 0.9×	63	2.9k
R. Mansour Egypt	20	2.7k 1.1×	1.4k 0.7×	1.8k 1.1×	456 0.8×	301 0.6×	53	3.7k
R. Schats Netherlands	34	2.4k 0.9×	2.1k 1.1×	1.5k 0.9×	694 1.2×	322 0.7×	112	3.4k
Abha Maheshwari United Kingdom	35	3.5k 1.3×	2.6k 1.3×	2.9k 1.8×	1.2k 2.0×	539 1.1×	88	5.0k
Geeta Nargund United Kingdom	27	2.8k 1.1×	2.3k 1.1×	1.4k 0.9×	616 1.1×	310 0.7×	71	3.5k
R. Felberbaum Germany	24	2.0k 0.8×	1.6k 0.8×	1.1k 0.7×	274 0.5×	246 0.5×	126	2.8k
Mark D. Hornstein United States	40	3.7k 1.4×	2.0k 1.0×	2.1k 1.3×	1.6k 2.7×	707 1.5×	165	5.4k

Countries citing papers authored by Alan S. Penzias

Since Specialization

Citations

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

Fields of papers citing papers by Alan S. Penzias

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Alan S. Penzias

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

Quaas, Alexander, Alan S. Penzias, & Eli Y. Adashi. (2025). Global Fertility Forecasts Through 2100: Relevance for Fertility Specialists. Journal of Women s Health. 34(11). 1328–1330.

Qaderi, Shohra, Nikan Zargarzadeh, Ali Javinani, et al.. (2024). EVALUATING THE EFFECTS OF INTRAOVARIAN PLATELET-RICH PLASMA (PRP) ADMINISTRATION ON OVARIAN RESPONSE IN PATIENTS WITH DIMINISHED OVARIAN RESERVE: A SYSTEMATIC REVIEW AND META-ANALYSIS. Fertility and Sterility. 122(4). e13–e13. 1 indexed citations

Sakkas, Denny, et al.. (2024). Metabolic imaging of human embryos is predictive of ploidy status but is not associated with clinical pregnancy outcomes: a pilot trial. Human Reproduction. 39(3). 516–525. 11 indexed citations

DeSantis, Carol, Dmitry M. Kissin, Michele R. Hacker, et al.. (2023). State insurance mandates and racial and ethnic inequities in assisted reproductive technology utilization. Fertility and Sterility. 121(1). 54–62. 5 indexed citations

Peipert, Benjamin J., Eli Y. Adashi, Alan S. Penzias, & Tarun Jain. (2023). Global in vitro fertilization utilization: How does the United States compare?. F&S Reports. 4(3). 326–327. 2 indexed citations

Vaughan, Denis A., et al.. (2023). Modified natural and optimized programmed frozen embryo transfers have equivalent live birth rates: an analysis of 6,682 cycles. Fertility and Sterility. 120(1). 80–88. 13 indexed citations

Patel, Karishma, Denis A. Vaughan, Angie Mae Rodday, Alan S. Penzias, & Denny Sakkas. (2023). Compared with conventional insemination, intracytoplasmic sperm injection provides no benefit in cases of nonmale factor infertility as evidenced by comparable euploidy rate. Fertility and Sterility. 120(2). 277–286. 6 indexed citations

Patel, Karishma, Denis A. Vaughan, Angie Mae Rodday, Alan S. Penzias, & Denny Sakkas. (2023). Compared With Conventional Insemination, Intracytoplasmic Sperm Injection Provides No Benefit in Cases of Nonmale Factor Infertility as Evidenced by Comparable Euploidy Rate. Obstetrical & Gynecological Survey. 78(11). 651–652. 1 indexed citations

Resetkova, Nina, et al.. (2023). REPRODUCTIVE OUTCOMES IN RECIPROCAL IN VITRO FERTILIZATION (IVF): DOES A FOREIGN EGG OR UTERUS RESULT IN INFERIOR OUTCOMES?. Fertility and Sterility. 120(1). e64–e65. 1 indexed citations

10.

Penzias, Alan S., et al.. (2022). The Massachusetts Infertility Insurance Mandate: not nearly enough. F&S Reports. 3(4). 305–310. 4 indexed citations

11.

Domar, Alice D., Jaimin S. Shah, Annika Gompers, et al.. (2022). The psychological impact of the coronavirus disease 2019 pandemic on women who become pregnant after receiving treatment for infertility: a longitudinal study. F&S Reports. 3(1). 71–78. 4 indexed citations

12.

Leung, Angela Q., et al.. (2022). Simulation-based training for embryo transfer for clinicians with differing levels of expertise: an application of the American Society for Reproductive Medicine Embryo Transfer Simulator. F&S Reports. 4(1). 29–35.

13.

Quaas, Alexander, Alan S. Penzias, & Eli Y. Adashi. (2022). The role of growth hormone in assisted reproduction. Frontiers in Endocrinology. 13. 1055097–1055097. 2 indexed citations

14.

Shah, Jaimin S., Denis A. Vaughan, Angela Q. Leung, et al.. (2021). Perinatal outcomes in singleton pregnancies after in vitro fertilization cycles over 24 years. Fertility and Sterility. 116(1). 27–35. 11 indexed citations

15.

Groff, Abigail F., Nina Resetkova, Denny Sakkas, et al.. (2019). RNA-seq as a tool for evaluating human embryo competence. Genome Research. 29(10). 1705–1718. 29 indexed citations

16.

Vaughan, Denis A., Robin Ruthazer, Alan S. Penzias, Errol R. Norwitz, & Denny Sakkas. (2015). Clustering of monozygotic twinning in IVF. Journal of Assisted Reproduction and Genetics. 33(1). 19–26. 14 indexed citations

17.

Dubey, A. K., et al.. (1995). The correlation between follicular measurements, oocyte morphology, and fertilization rates in an in vitro fertilization program. Fertility and Sterility. 64(4). 787–790. 57 indexed citations

18.

Penzias, Alan S., Grace Lee, David B. Seifer, et al.. (1994). Aberrant estradiol flare despite gonadotropin-releasing hormone-agonist-induced suppression is associated with impaired implantation. Fertility and Sterility. 61(3). 558–560. 11 indexed citations

19.

Penzias, Alan S., Ervin E. Jones, David B. Seifer, et al.. (1992). Baseline ovarian cysts do not affect clinical response to controlled ovarian hyperstimulation for in vitro fertilization. Fertility and Sterility. 57(5). 1017–1021. 10 indexed citations

20.

Penzias, Alan S., Michael M. Alper, Selwyn P. Oskowitz, Merle J. Berger, & Irwin E. Thompson. (1991). Gamete intrafallopian transfer: assessment of the optimal number of oocytes to transfer. Fertility and Sterility. 55(2). 311–313. 3 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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