Timo Laatikainen

3.6k total citations · 1 hit paper
83 papers, 2.8k citations indexed

About

Timo Laatikainen is a scholar working on Reproductive Medicine, Public Health, Environmental and Occupational Health and Obstetrics and Gynecology. According to data from OpenAlex, Timo Laatikainen has authored 83 papers receiving a total of 2.8k indexed citations (citations by other indexed papers that have themselves been cited), including 28 papers in Reproductive Medicine, 22 papers in Public Health, Environmental and Occupational Health and 20 papers in Obstetrics and Gynecology. Recurrent topics in Timo Laatikainen's work include Ovarian function and disorders (19 papers), Pregnancy and preeclampsia studies (14 papers) and Estrogen and related hormone effects (10 papers). Timo Laatikainen is often cited by papers focused on Ovarian function and disorders (19 papers), Pregnancy and preeclampsia studies (14 papers) and Estrogen and related hormone effects (10 papers). Timo Laatikainen collaborates with scholars based in Finland, United States and Norway. Timo Laatikainen's co-authors include Jouko Isojärvi, Vilho V. Myllylä, A. Pakarinen, Kaisa Juntunen, Mikael Knip, K. Salminen, Antti Kauppila, Eija Tomás, Tytti Raudaskoski and M. Apaja‐Sarkkinen and has published in prestigious journals such as New England Journal of Medicine, Journal of Clinical Investigation and The Journal of Clinical Endocrinology & Metabolism.

In The Last Decade

Timo Laatikainen

82 papers receiving 2.6k 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.

Polycystic Ovaries and Hyperandrogenism in Women Taking Valproate for Epilepsy

1993 472 citations Jouko Isojärvi, Timo Laatikainen et al. New England Journal of Medicine profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Timo Laatikainen Finland	27	1.0k	815	701	607	449	83	2.8k
P. Fioretti Italy	27	247 0.2×	429 0.5×	99 0.1×	638 1.1×	772 1.7×	133	2.2k
Gian Benedetto Melis Italy	42	475 0.5×	1.0k 1.2×	211 0.3×	3.1k 5.1×	1.1k 2.5×	230	6.4k
Lynne L. Levitsky United States	34	561 0.5×	406 0.5×	154 0.2×	370 0.6×	1.6k 3.5×	106	3.5k
Clara Pariente Israel	24	437 0.4×	931 1.1×	54 0.1×	570 0.9×	574 1.3×	56	2.6k
Marco Palumbo Italy	25	346 0.3×	681 0.8×	75 0.1×	775 1.3×	513 1.1×	131	2.4k
J P Miell United Kingdom	30	556 0.5×	98 0.1×	312 0.4×	107 0.2×	1.4k 3.1×	83	2.9k
Francis de Zegher Belgium	44	1.8k 1.7×	387 0.5×	70 0.1×	579 1.0×	2.4k 5.2×	118	4.8k
Achille Tolino Italy	38	566 0.5×	1.5k 1.9×	54 0.1×	2.5k 4.2×	409 0.9×	100	3.6k
Arturo Zárate Mexico	26	296 0.3×	368 0.5×	52 0.1×	598 1.0×	758 1.7×	216	2.1k
F. I. R. Martin Australia	32	237 0.2×	281 0.3×	101 0.1×	205 0.3×	1.3k 2.9×	129	3.1k

Countries citing papers authored by Timo Laatikainen

Since Specialization

Citations

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

Fields of papers citing papers by Timo Laatikainen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Timo Laatikainen

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

Härkki‐Sirén, Päivi, Jari Sjöberg, Juha Mäkinen, et al.. (1997). Finnish national register of laparoscopic hysterectomies: A review and complications of 1165 operations. American Journal of Obstetrics and Gynecology. 176(1). 118–122. 121 indexed citations

Pouta, Anneli, J. Karinen, Olli Vuolteenaho, & Timo Laatikainen. (1996). Effect of intravenous fluid preload on vasoactive peptide secretion during Caesarean section under spinal anaesthesia. Anaesthesia. 51(2). 128–132. 60 indexed citations

Tomás, Eija, Antti Kauppila, Guillermo Blanco, M. Apaja‐Sarkkinen, & Timo Laatikainen. (1995). Comparison between the Effects of Tamoxifen and Toremifene on the Uterus in Postmenopausal Breast Cancer Patients. Gynecologic Oncology. 59(2). 261–266. 100 indexed citations

Laatikainen, Timo, Eija Tomás, & Raimo Voutilainen. (1995). The expression of insulin-like growth factor and its binding protein mRNA in the endometrium of postmenopausal patients with breast cancer receiving tamoxifen. Cancer. 76(8). 1406–1410. 7 indexed citations

Ruth, Vineta, Mikko Hallman, & Timo Laatikainen. (1993). Corticotropin-Releasing Hormone and Cortisol in Cord Plasma in Relation to Gestational Age, Labor, and Fetal Distress. American Journal of Perinatology. 10(2). 115–118. 45 indexed citations

Laatikainen, Timo, et al.. (1993). Comparison of a local injection of hyperosmolar glucose solution with salpingostomy for the conservative treatment of tubal pregnancy. Fertility and Sterility. 60(1). 80–84. 17 indexed citations

Isojärvi, Jouko, Timo Laatikainen, A. Pakarinen, Kaisa Juntunen, & Vilho V. Myllylä. (1993). Polycystic Ovaries and Hyperandrogenism in Women Taking Valproate for Epilepsy. New England Journal of Medicine. 329(19). 1383–1388. 472 indexed citations breakdown →

Laatikainen, Timo, et al.. (1991). Response of plasma endorphins, corticotropin, Cortisol, and luteinizing hormone in the corticotropin-releasing hormone stimulation test in eumenorrheic and amenorrheic athletes. Fertility and Sterility. 55(2). 276–280. 21 indexed citations

Laatikainen, Timo, et al.. (1990). Effect of naloxone on plasma insulin, insulin-like growth factor I, and its binding protein 1 in patients with polycystic ovarian disease. Fertility and Sterility. 54(3). 434–437. 14 indexed citations

10.

Laatikainen, Timo, et al.. (1989). Response of plasma β-endorphin and insulin to oral glucose tolerance test in non-obese women with polycystic ovaries. Gynecological Endocrinology. 3(3). 241–247. 4 indexed citations

11.

Siegberg, Rita, et al.. (1989). Pulsatility of serum-luteinizing hormone during hyperstimulation with clomiphene citrate and human menopausal gonadotropin for in vitro fertilization. Fertility and Sterility. 52(5). 817–820. 4 indexed citations

12.

Laatikainen, Timo, et al.. (1988). Factors influencing the success of microsurgery for distal tubal occlusion. Archives of Gynecology and Obstetrics. 243(2). 101–106. 15 indexed citations

13.

Salminen, K., et al.. (1988). Plasma corticotropin-releasing hormone, corticotropin, and endorphins at rest and during exercise in eumenorrheic and amenorrheic athletes. Fertility and Sterility. 50(2). 233–238. 24 indexed citations

14.

Seppälä, Markku, Mervi Julkunen, Aarne I. Koskimies, et al.. (1988). Proteins of the Human Endometrium ^a. Annals of the New York Academy of Sciences. 541(1). 432–444. 18 indexed citations

15.

Laatikainen, Timo, et al.. (1988). A short luteal phase in cycles stimulated with clomiphene and human menopausal gonadotropin for in vitro fertilization. Journal of Assisted Reproduction and Genetics. 5(1). 14–17. 10 indexed citations

16.

Siegberg, Rita, Pekka Ylöstalo, Timo Laatikainen, Risto Pelkonen, & Ulf‐Håkan Stenman. (1987). Endocrine and clinical effects of spironolactone in female hyperandrogenism. Archives of Gynecology and Obstetrics. 240(2). 67–73. 10 indexed citations

17.

Laatikainen, Timo, Tuula Virtanen, & Dan Apter. (1986). Plasma immunoreactive β-endorphin in exercise-associated amenorrhea. American Journal of Obstetrics and Gynecology. 154(1). 94–97. 29 indexed citations

18.

Laatikainen, Timo, et al.. (1982). Steroid concentrations in placenta and fetal membranes at elective caesarean section and after spontaneous labour. Placenta. 3(3). 319–324. 11 indexed citations

19.

Laatikainen, Timo, et al.. (1978). Fetal sulfated and nonsulfated bile acids in intrahepatic cholestasis of pregnancy.. PubMed. 92(2). 185–93. 21 indexed citations

20.

Jänne, Olli A., Timo Laatikainen, & Reijo Vihko. (1971). Effect of Reduction of the Intestinal Microflora on the Excretion of Neutral Steroids in Human Faeces and Urine. European Journal of Biochemistry. 20(1). 120–123. 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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