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Showing 20 of 3,783 academic articles

New dynamics in producer-to-consumer price transmission in Spain’s tomato supply chain

Yasmine Bedoui, Zein Kallas, Adrià Menéndez i Molist, Omar Vicente Guadarrama Fuentes et al. • New Medit (2026)

Pricing is an essential element that significantly impacts the supply chain mechanisms. The primary objective of this study is to explore the transmission of producer-to-consumer prices in the Spanish fresh tomato industry. Employing the Th...

DOAJ Open Access (DOAJ) DOI: 10.30682/nm2601h

The impact of perception on institutional delivery service utilization in Northwest Ethiopia: the health belief model

Adane Nigusie, Telake Azale, Mezgebu Yitayal, Lemma Derseh • BMC Pregnancy and Childbirth (2022)

Abstract Background Ethiopia has been striving to promote institutional delivery through community wide programs. However, home is still the preferred place of delivery for most women encouraged by the community`s perception that delivery i...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12884-022-05140-w

Raw diffraction data preservation and reuse: overview, update on practicalities and metadata requirements

Loes M. J. Kroon-Batenburg, John R. Helliwell, Brian McMahon, Thomas C. Terwilliger • IUCrJ (2017)

A topical review is presented of the rapidly developing interest in and storage options for the preservation and reuse of raw data within the scientific domain of the IUCr and its Commissions, each of which operates within a great diversity...

DOAJ Open Access (DOAJ) DOI: 10.1107/S2052252516018315

Evolution of traditional Chinese medicine registration review and approval policies: research based on the LDA topic model

Kaidi Lu, Ming Xie, Wanping Sun, Yiming Liu • Frontiers in Public Health (2025)

IntroductionThe economic expansion of the Traditional Chinese Medicine (TCM) industry has prompted the Chinese government to introduce a series of policies focused on the registration review and approval of TCM. These policies aim to provid...

DOAJ Open Access (DOAJ) DOI: 10.3389/fpubh.2025.1655636

Trait impulsivity prospectively predicts lower methadone treatment retention: moderation by pain catastrophizing

Annabelle M. Belcher, Kristen R. Hamilton-Moseley, Ebonie Massey, Mark Yoon et al. • Addiction Science & Clinical Practice (2026)

Abstract Background Empirical evidence supports the use of methadone as the standard of care for opioid use disorder. However, low retention in methadone treatment is one of the largest impediments to treatment success. Although several psy...

DOAJ Open Access (DOAJ) DOI: 10.1186/s13722-026-00699-7

Prevalence of test anxiety among medical students: a systematic review and meta-analysis

Yusof Mohamed Omar, Nour Edin Darwish, Mohamed Ashraf Elsaadany, Yousuf Darwish et al. • BMC Medical Education (2026)

Abstract Background Test anxiety is a situation-specific construct that can markedly impair cognitive functioning and academic performance in high-stakes educational environments. Medical students are frequently exposed to evaluative situat...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12909-026-10270-2

Cross-sectional study of height and weight in the population of Andalusia from age 3 to adulthood

Cosano Carlos, Molina Jose, Castillo Juan, García Juan et al. • BMC Endocrine Disorders (2008)

Abstract Background and objectives In Andalusia there were no studies including a representative sample of children and adolescent population assessing growth and weight increase. Our objectives were to develop reference standards for weigh...

DOAJ Open Access (DOAJ) DOI: 10.1186/1472-6823-8-S1-S1

The allocation of resources in the care for patients with panic disorder in Germany: an excess cost analysis informing policy and science

Christian Brettschneider, Florian Bleibler, Thomas S. Hiller, Alexander Konnopka et al. • Cost Effectiveness and Resource Allocation (2019)

Abstract Background Panic disorder is a mental disorder of high prevalence, which frequently co-occurs with agoraphobia. There is a lack of studies measuring excess costs of panic disorder patients with and without agoraphobia. We compared ...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12962-019-0177-4

Immunological and Viral Profiles of Squamous Cell Carcinoma in Transplant and Non‐Transplant Patients in Singapore

Choon Chiat Oh, Boon Yee Lim, Elizabeth Chun Yong Lee, Bavani Kannan et al. • JEADV Clinical Practice (2025)

ABSTRACT Background Cutaneous squamous cell carcinoma (cSCC) remains poorly understood at the molecular level, both in the immunocompetent and immunosuppressed population with skin of colour. Data on the diversity of viruses found in cSCC i...

DOAJ Open Access (DOAJ) DOI: 10.1002/jvc2.70142

Impact of early vs. late tracheostomy on clinical outcomes in mechanically ventilated patients with intracerebral hemorrhage extending into the ventricles: a retrospective cohort study based on quantitative assessment of parenchymal and intraventricular hematoma volumes

Minghui Lu, Jiajun Wei, Qiang Cai • Frontiers in Neurology (2026)

BackgroundThe optimal timing for tracheostomy in patients with intracerebral hemorrhage extending into the ventricles who require mechanical ventilation remains controversial, and there is a paucity of evidence to guide clinical practice. T...

DOAJ Open Access (DOAJ) DOI: 10.3389/fneur.2026.1724717

Long-term fertilization enriches soil food web mainly through bottom-up regulation in a rice–wheat cropping system

Yunfeng Chen, Cheng Hu, Yufei Li, Xuemei Han et al. • Journal of Integrative Agriculture (2026)

Long-term fertilization shapes the size and community composition of the soil food web by altering resource quantity and quality. Previous studies have examined specific components; however, comprehensive effects on the entire food web and ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jia.2025.11.039

Reference vegetation for restoration? Three vegetation maps compared across 76 nature reserves in Uganda and Kenya

Jens‐Peter Barnekow Lillesø, Davide Barsotti, James Kalema, Paulo vanBreugel et al. • Ecosphere (2024)

Abstract Forest and landscape restoration are increasingly popular nature‐based solutions to mitigate climate change and safeguard biodiversity. Restoration planning and monitoring implies that a reference ecosystem has been defined to whic...

DOAJ Open Access (DOAJ) DOI: 10.1002/ecs2.70030

Analysis of Smallholders’ Progress in Implementing Sustainable Management in North Sumatra, Indonesia

Diana Chalil, Riantri Barus • Indonesian Journal of Agricultural Research (2019)

The significant increase in oil palm areas has resulted in more concerns to the environmental issues - as majority of farming activities were not conducted in sustainable ways. To address the environmental issues, the Roundtable Sustainable...

DOAJ Open Access (DOAJ) DOI: 10.32734/injar.v1i3.677

Brassinosteroid-lipid membrane interaction under low and high temperature stress in model systems

Elżbieta Rudolphi-Szydło, Barbara Dyba, Anna Janeczko, Dariusz Latowski et al. • BMC Plant Biology (2022)

Abstract Background In earlier studies [1], we indicated that applying brassinosteroids (BRs) to lipids that had been isolated from plants altered the physicochemical properties of the monolayers. A continuation of these dependencies using ...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12870-022-03619-4