John Retzlaff

2.2k total citations · 1 hit paper
15 papers, 1.8k citations indexed

About

John Retzlaff is a scholar working on Radiology, Nuclear Medicine and Imaging, Ophthalmology and Epidemiology. According to data from OpenAlex, John Retzlaff has authored 15 papers receiving a total of 1.8k indexed citations (citations by other indexed papers that have themselves been cited), including 9 papers in Radiology, Nuclear Medicine and Imaging, 7 papers in Ophthalmology and 5 papers in Epidemiology. Recurrent topics in John Retzlaff's work include Corneal surgery and disorders (8 papers), Intraocular Surgery and Lenses (6 papers) and Ophthalmology and Visual Impairment Studies (5 papers). John Retzlaff is often cited by papers focused on Corneal surgery and disorders (8 papers), Intraocular Surgery and Lenses (6 papers) and Ophthalmology and Visual Impairment Studies (5 papers). John Retzlaff collaborates with scholars based in United States and China. John Retzlaff's co-authors include Donald R. Sanders, Manus C. Kraff, Charles F. Stroebel, Joseph M. Kiely, W. Newlon Tauxe, Marsha G. Raanan, Howard V. Gimbel, Allan J. Flach, Kenneth W. Olander and Robert S. Levine and has published in prestigious journals such as JAMA, Blood and Ophthalmology.

In The Last Decade

John Retzlaff

15 papers receiving 1.6k 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.

Development of the SRK/T intraocular lens implant power calculation formula

1990 800 citations John Retzlaff, Donald R. Sanders et al. Journal of Cataract & Refractive Surgery profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
John Retzlaff United States	12	1.3k	1.3k	1.2k	153	97	15	1.8k
P J Guillausseau France	16	204 0.2×	198 0.2×	90 0.1×	132 0.9×	23 0.2×	45	716
David Squirrell New Zealand	17	698 0.5×	555 0.4×	74 0.1×	98 0.6×	45 0.5×	61	979
Muhammad Bayu Sasongko Indonesia	22	1.2k 0.9×	1.1k 0.9×	128 0.1×	42 0.3×	15 0.2×	70	1.6k
R. Rottiers Belgium	15	196 0.1×	163 0.1×	78 0.1×	444 2.9×	17 0.2×	38	1.2k
Hong Kyu Kim South Korea	16	348 0.3×	439 0.3×	104 0.1×	40 0.3×	42 0.4×	44	858
Nasser Shoeibi Iran	15	757 0.6×	583 0.5×	98 0.1×	29 0.2×	21 0.2×	86	1.0k
Tamara L. Berezina United States	16	86 0.1×	66 0.1×	156 0.1×	112 0.7×	50 0.5×	37	846
D. Schlossman Sweden	14	169 0.1×	208 0.2×	28 0.0×	115 0.8×	47 0.5×	42	823
Savaş Çelebi Türkiye	15	70 0.1×	52 0.0×	83 0.1×	117 0.8×	19 0.2×	30	501
Manon V. van Hecke Netherlands	5	385 0.3×	377 0.3×	45 0.0×	25 0.2×	8 0.1×	6	582

Countries citing papers authored by John Retzlaff

Since Specialization

Citations

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

Fields of papers citing papers by John Retzlaff

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of John Retzlaff

This figure shows the co-authorship network connecting the top 25 collaborators of John Retzlaff. A scholar is included among the top collaborators of John Retzlaff 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 John Retzlaff. John Retzlaff 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:

15 of 15 papers shown

1.

Retzlaff, John, et al.. (1993). Vector analysis of astigmatism. Journal of Cataract & Refractive Surgery. 19(3). 393–398. 46 indexed citations

2.

Retzlaff, John, et al.. (1992). Practical Consideration of Intraocular Lens Implant Power Calculations. Seminars in Ophthalmology. 7(4). 269–278. 1 indexed citations

3.

Retzlaff, John, Donald R. Sanders, & Manus C. Kraff. (1990). Development of the SRK/T intraocular lens implant power calculation formula. Journal of Cataract & Refractive Surgery. 16(3). 333–340. 800 indexed citations breakdown →

4.

Sanders, Donald R., John Retzlaff, Manus C. Kraff, Howard V. Gimbel, & Marsha G. Raanan. (1990). Comparison of the SRK/T formula and other theoretical and regression formulas. Journal of Cataract & Refractive Surgery. 16(3). 341–346. 154 indexed citations

5.

Retzlaff, John. (1990). Lens Implant Power Calculation. 14 indexed citations

6.

Sanders, Donald R., John Retzlaff, & Manus C. Kraff. (1988). Comparison of the SRK II™ formula and other second generation formulas. Journal of Cataract & Refractive Surgery. 14(2). 136–141. 176 indexed citations

7.

Flach, Allan J., et al.. (1988). The Effect of Ketorolac Tromethamine Solution 0.5% in Reducing Postoperative Inflammation after Cataract Extraction and Intraocular Lens Implantation. Ophthalmology. 95(9). 1279–1284. 65 indexed citations

8.

Sanders, Donald R., John Retzlaff, & Manus C. Kraff. (1988). Reply. Journal of Cataract & Refractive Surgery. 14(4). 454–456. 1 indexed citations

9.

Sanders, Donald R., John Retzlaff, & Michael R. Deitz. (1985). Deitz-Retzlaff-Sanders (DRS™) Formulas: Determination of Radial Keratotomy Surgical Parameters. Journal of Refractive Surgery. 1(2). 75–79. 7 indexed citations

10.

Sanders, Donald R., John Retzlaff, Manus C. Kraff, et al.. (1981). Comparison of the accuracy of the Binkhorst, Colenbrander, and SRK™ implant power prediction formulas. American Intra-Ocular Implant Society Journal. 7(4). 337–340. 68 indexed citations

11.

Retzlaff, John. (1980). A new intraocular lens calculation formula. American Intra-Ocular Implant Society Journal. 6(2). 148–152. 88 indexed citations

12.

Retzlaff, John. (1980). Posterior chamber implant power calculation: regression formulas. American Intra-Ocular Implant Society Journal. 6(3). 268–270. 43 indexed citations

13.

Retzlaff, John, W. Newlon Tauxe, Joseph M. Kiely, & Charles F. Stroebel. (1969). Erythrocyte Volume, Plasma Volume, and Lean Body Mass in Adult Men and Women. Blood. 33(5). 649–667. 182 indexed citations

14.

Retzlaff, John, et al.. (1969). Lancaster Red-Green Test in Evaluation of Edrophonium Effect in Myasthenia Gravis. American Journal of Ophthalmology. 67(1). 13–21. 22 indexed citations

15.

Retzlaff, John. (1961). Abdominal Exploration for Gastro-intestinal Bleeding of Obscure Origin. JAMA. 177(2). 104–104. 100 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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