P Ruyan

3.3k total citations · 1 hit paper
4 papers, 698 citations indexed

About

P Ruyan is a scholar working on Pediatrics, Perinatology and Child Health, Obstetrics and Gynecology and Pulmonary and Respiratory Medicine. According to data from OpenAlex, P Ruyan has authored 4 papers receiving a total of 698 indexed citations (citations by other indexed papers that have themselves been cited), including 3 papers in Pediatrics, Perinatology and Child Health, 3 papers in Obstetrics and Gynecology and 2 papers in Pulmonary and Respiratory Medicine. Recurrent topics in P Ruyan's work include Neonatal Respiratory Health Research (2 papers), Maternal and Perinatal Health Interventions (2 papers) and Pregnancy and preeclampsia studies (1 paper). P Ruyan is often cited by papers focused on Neonatal Respiratory Health Research (2 papers), Maternal and Perinatal Health Interventions (2 papers) and Pregnancy and preeclampsia studies (1 paper). P Ruyan collaborates with scholars based in China, United Kingdom and United States. P Ruyan's co-authors include G. Carroli, Pisake Lumbiganon, AM Gülmezoglu, Bukola Fawole, Malinee Laopaiboon, João Paulo Souza, HE Knight, Leila Cheikh Ismail, Enrico Bertino and Manorama Purwar and has published in prestigious journals such as BJOG An International Journal of Obstetrics & Gynaecology and BMC Medicine.

In The Last Decade

P Ruyan

4 papers receiving 674 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.

Caesarean section without medical indications is associated with an increased risk of adverse short-term maternal outcomes: the 2004-2008 WHO Global Survey on Maternal and Perinatal Health

2010 500 citations João Paulo Souza, AM Gülmezoglu et al. BMC Medicine profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
P Ruyan China	3	561	538	102	73	65	4	698
Jiji Elizabeth Mathews India	12	252 0.4×	223 0.4×	74 0.7×	26 0.4×	42 0.6×	42	401
Mai‐Lei Woo Kinshella Canada	15	348 0.6×	164 0.3×	89 0.9×	103 1.4×	94 1.4×	52	590
Nanna Maaløe Denmark	11	339 0.6×	268 0.5×	54 0.5×	34 0.5×	72 1.1×	27	415
Ben Moore United States	2	472 0.8×	478 0.9×	117 1.1×	22 0.3×	137 2.1×	4	649
Cecilia Garcı́a Argentina	6	174 0.3×	169 0.3×	112 1.1×	32 0.4×	64 1.0×	8	384
Johan Molin Sweden	9	482 0.9×	483 0.9×	89 0.9×	11 0.2×	44 0.7×	13	637
HE Knight United Kingdom	9	359 0.6×	241 0.4×	89 0.9×	126 1.7×	37 0.6×	15	465
Deborah Armbruster United States	11	268 0.5×	189 0.4×	62 0.6×	29 0.4×	32 0.5×	16	335
L. Philipps United Kingdom	5	309 0.6×	299 0.6×	173 1.7×	146 2.0×	58 0.9×	9	664
Cynthia Pileggi‐Castro Brazil	12	414 0.7×	199 0.4×	153 1.5×	30 0.4×	232 3.6×	12	555

Countries citing papers authored by P Ruyan

Since Specialization

Citations

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

Fields of papers citing papers by P Ruyan

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of P Ruyan

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

All Works

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4 of 4 papers shown

1.

Giuliani, Francesca, HE Knight, Elaine Albernaz, et al.. (2013). Standardisation of neonatal clinical practice. BJOG An International Journal of Obstetrics & Gynaecology. 120(s2). 56–63. 16 indexed citations

2.

Villar, José, DG Altman, Manorama Purwar, et al.. (2013). The objectives, design and implementation of the INTERGROWTH‐21^st Project. BJOG An International Journal of Obstetrics & Gynaecology. 120(s2). 9–26. 181 indexed citations

3.

Ruyan, P. (2013). Qualitative analysis of the affecting factors of natural delivery. 1 indexed citations

4.

Souza, João Paulo, AM Gülmezoglu, Pisake Lumbiganon, et al.. (2010). Caesarean section without medical indications is associated with an increased risk of adverse short-term maternal outcomes: the 2004-2008 WHO Global Survey on Maternal and Perinatal Health. BMC Medicine. 8(1). 71–71. 500 indexed citations breakdown →

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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