Maria Carvalho

4.4k total citations · 2 hit papers
12 papers, 2.4k citations indexed

About

Maria Carvalho is a scholar working on Pediatrics, Perinatology and Child Health, Obstetrics and Gynecology and Nutrition and Dietetics. According to data from OpenAlex, Maria Carvalho has authored 12 papers receiving a total of 2.4k indexed citations (citations by other indexed papers that have themselves been cited), including 7 papers in Pediatrics, Perinatology and Child Health, 7 papers in Obstetrics and Gynecology and 4 papers in Nutrition and Dietetics. Recurrent topics in Maria Carvalho's work include Pregnancy and preeclampsia studies (7 papers), Birth, Development, and Health (5 papers) and Child Nutrition and Water Access (4 papers). Maria Carvalho is often cited by papers focused on Pregnancy and preeclampsia studies (7 papers), Birth, Development, and Health (5 papers) and Child Nutrition and Water Access (4 papers). Maria Carvalho collaborates with scholars based in Brazil, United Kingdom and Kenya. Maria Carvalho's co-authors include Stephen Kennedy, Aris T. Papageorghiou, José Villar, Ann Lambert, Yasmin A. Jaffer, Enrico Bertino, Manorama Purwar, Michael G. Gravett, Eric O. Ohuma and Leila Cheikh Ismail and has published in prestigious journals such as The Lancet, BMJ and American Journal of Obstetrics and Gynecology.

In The Last Decade

Maria Carvalho

12 papers receiving 2.4k citations

Hit Papers

International standards for newborn weight, length, and h... 2014 2026 2018 2022 2014 2014 400 800 1.2k
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.

  1. International standards for newborn weight, length, and head circumference by gestational age and sex: the Newborn Cross-Sectional Study of the INTERGROWTH-21st Project
    2014 1.4k citations José Villar, Leila Cheikh Ismail et al. The Lancet profile →
  2. International standards for fetal growth based on serial ultrasound measurements: the Fetal Growth Longitudinal Study of the INTERGROWTH-21st Project
    2014 539 citations Aris T. Papageorghiou, Eric O. Ohuma et al. The Lancet profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Maria Carvalho Brazil 10 1.6k 1.2k 577 456 336 12 2.4k
Ruyan Pang China 12 1.9k 1.2× 1.3k 1.1× 760 1.3× 539 1.2× 476 1.4× 15 2.8k
Yasmin A. Jaffer Oman 15 2.1k 1.3× 1.4k 1.2× 803 1.4× 562 1.2× 570 1.7× 19 3.2k
Kassam Mahomed Australia 26 1.1k 0.6× 1.1k 0.9× 464 0.8× 491 1.1× 176 0.5× 121 2.2k
Cameron Chumlea United States 9 980 0.6× 639 0.6× 426 0.7× 421 0.9× 225 0.7× 11 2.0k
Manorama Purwar United Kingdom 20 2.8k 1.7× 2.0k 1.7× 941 1.6× 687 1.5× 600 1.8× 36 4.0k
Sihem Landoulsi Switzerland 13 1.6k 1.0× 953 0.8× 256 0.4× 803 1.8× 660 2.0× 23 2.6k
Erich Cosmi Italy 33 1.9k 1.1× 2.0k 1.7× 225 0.4× 513 1.1× 452 1.3× 154 3.6k
Mary B. DuBard United States 25 1.0k 0.6× 1.2k 1.0× 287 0.5× 726 1.6× 353 1.1× 49 2.6k
Kiattisak Kongwattanakul Thailand 8 1.2k 0.7× 654 0.6× 229 0.4× 477 1.0× 653 1.9× 29 2.1k
Daniel Skupski United States 29 2.0k 1.2× 1.6k 1.4× 115 0.2× 625 1.4× 293 0.9× 138 3.1k

Countries citing papers authored by Maria Carvalho

Since Specialization
Citations

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

Fields of papers citing papers by Maria Carvalho

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Maria Carvalho

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

All Works

12 of 12 papers shown
1.
Drukker, Lior, Eleonora Staines-Urias, José Villar, et al.. (2020). International gestational age-specific centiles for umbilical artery Doppler indices: a longitudinal prospective cohort study of the INTERGROWTH-21st Project. American Journal of Obstetrics and Gynecology. 222(6). 602.e1–602.e15. 30 indexed citations
2.
Ohuma, Eric O., Melissa Young, Reynaldo Martorell, et al.. (2020). International values for haemoglobin distributions in healthy pregnant women. EClinicalMedicine. 29-30. 100660–100660. 18 indexed citations
3.
Lima, Anna Myrna Jaguaribe de, et al.. (2020). Urgent-Start Peritoneal Dialysis – a viable option? A case report and literature review. Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT). 34(2). 1 indexed citations
4.
Papageorghiou, Aris T., Eric O. Ohuma, Michael G. Gravett, et al.. (2017). International Standards for Symphysis-Fundal Height Based on Serial Measurements From the Fetal Growth Longitudinal Study of the INTERGROWTH-21st Project: Prospective Cohort Study in Eight Countries. Obstetrical & Gynecological Survey. 72(3). 141–143. 10 indexed citations
5.
6.
Victora, César G., José Villar, Fernando C. Barros, et al.. (2015). Anthropometric Characterization of Impaired Fetal Growth. JAMA Pediatrics. 169(7). e151431–e151431. 45 indexed citations
7.
Villar, José, Aris T. Papageorghiou, Ruyan Pang, et al.. (2014). The likeness of fetal growth and newborn size across non-isolated populations in the INTERGROWTH-21st Project: the Fetal Growth Longitudinal Study and Newborn Cross-Sectional Study. The Lancet. 2(10). 781. 68 indexed citations
8.
Villar, José, Leila Cheikh Ismail, César G. Victora, et al.. (2014). International standards for newborn weight, length, and head circumference by gestational age and sex: the Newborn Cross-Sectional Study of the INTERGROWTH-21st Project. The Lancet. 384(9946). 857–868. 1448 indexed citations breakdown →
9.
Villar, José, Aris T. Papageorghiou, Ruyan Pang, et al.. (2014). The likeness of fetal growth and newborn size across non-isolated populations in the INTERGROWTH-21st Project: the Fetal Growth Longitudinal Study and Newborn Cross-Sectional Study. The Lancet Diabetes & Endocrinology. 2(10). 781–792. 188 indexed citations
10.
Papageorghiou, Aris T., Eric O. Ohuma, Douglas G. Altman, et al.. (2014). International standards for fetal growth based on serial ultrasound measurements: the Fetal Growth Longitudinal Study of the INTERGROWTH-21st Project. The Lancet. 384(9946). 869–879. 539 indexed citations breakdown →
11.
Carvalho, Maria, et al.. (1999). The effect of chronic nitric oxide inhibition on vascular reactivity and blood pressure in pregnant rats. Sao Paulo Medical Journal. 117(5). 197–204. 12 indexed citations
12.
Augusto, Ohára, et al.. (1998). Nonspecific blockade of vascular free radical signals by methylated arginine analogues. Brazilian Journal of Medical and Biological Research. 31(6). 749–755. 2 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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