Complex Methods | List of Frontiers open access articles

Original Research

Accepted on 27 Feb 2026

Regional, Demographic and Temporal Trends in Psychoactive Substance Use-Related Mental Disorder and Cancer-Related Mortality in U.S. Adults: A Nationwide CDC WONDER Analysis (1999–2020)

in Cancer Epidemiology and Prevention

Asma Chaudhary
Muhammad Sarim Azad Khan
Ibrahiem Azeem Ajaz
Aroosha Waheed
Arham Khalid
Mirha Imran Khan
Aizaz Anwar Khalid
Aisha Chaudhary
Saqib Raza Khan
Mohammed Hammad Jaber

Frontiers in Oncology

Original Research

Accepted on 27 Feb 2026

Prediction of Hypokalemia in patients with ST‑Segment Elevation Myocardial Infarction: Development and Validation of a Model with Prehospital Applicability

in Coronary Artery Disease

Qian Gu
Chao Tang
Bao jun Yang
Fei Shi
Xiaosong Gu
Jing Zhu

Frontiers in Cardiovascular Medicine

Original Research

Accepted on 27 Feb 2026

Protection and Restoration of Water-Related Ecosystems under SDG 6.6: A Global Systematic Review

in Water Resource Management

Pedro Mauricio Acosta-Castellanos
Karen León
Hugo Guerrero-Sierra
Libia Acosta-Castellanos

Frontiers in Water

Original Research

Accepted on 27 Feb 2026

Different types of HBV infection affect the abundance of Proteobacteria in gut microbiota

in Intestinal Microbiome

Jing Li
Li Li
Jian Geng
Tong Cao
Yueyue Wang
Wenjie Sheng
Hanqi Yang
Hui Guo

Frontiers in Cellular and Infection Microbiology

Original Research

Accepted on 27 Feb 2026

Understanding healthcare accessibility for military veterans living with Charles Bonnet Syndrome: Co-production of a psychoeducational toolkit

in Psychology for Clinical Settings

Derek Paddy Farrell MBE
Jemma McCready
Renata Gomes
Jane Arnfield
Emma Senior
Matthew Donal Kiernan

Frontiers in Psychology

Policy and Practice Reviews

Accepted on 27 Feb 2026

Rethinking Population Health in Practice: Pediatric Immunizations as a Policy and System Integration Case

in Public Health Policy

Diego Raul Hijano

Frontiers in Public Health

Case Report

Accepted on 27 Feb 2026

NET of the ear: Up to date in diagnostic and therapeutic challenges

in Cancer Imaging and Image-directed Interventions

Giulia Puliani
Maria Flavia Bagaglini
Marta Bianchini
Antonietta Fasciglione
Rosa Lauretta
Marilda Mormando
Marialuisa Appetecchia

Frontiers in Oncology

Review

Accepted on 27 Feb 2026

Advances in Continuity of Care Models for Patients with Acute Myocardial Infarction Following Percutaneous Coronary Intervention

in Resuscitation and Cardiac Emergency Medicine

li li
lele wang

Frontiers in Disaster and Emergency Medicine

Original Research

Accepted on 27 Feb 2026

Proteomics-Based Plasma Biomarkers for Predicting CRKP Infection in ICU Sepsis Patients

in Inflammation Pharmacology

Zhongan Mao
Kai Yao
Lei Wang
Yongfang Yuan

Frontiers in Pharmacology

Systematic Review

Accepted on 27 Feb 2026

AI‑supported Case‑Based Learning in Medical Education: A Comprehensive Scoping Review

in Healthcare Professions Education

Syed Hani Abidi
Joseph Almazan
Olaoluwa Fabiyi
Fatin Zehra
Muhammad Tariq

Frontiers in Medicine

Case Report

Accepted on 27 Feb 2026

BRAF class II-III mutations in NSCLC: a single center experience

in Thoracic Oncology

Sara Torresan
Martina Bortolot
Elisa Bertoli
Alessandro Del Conte
Brigida Stanzione
Elisa De Carlo
Monica Schiappacassi
Michele Spina
Gustavo Baldassarre
Alessandra Bearz

Frontiers in Oncology

Original Research

Accepted on 27 Feb 2026

Integrated Disability Evaluation in Low Back Pain: Feasibility and Multidomain Profiling from the EL DORADO Cohort

in Disability, Rehabilitation, and Inclusion

Anders Hansen
Steen Harsted
Casper Nim
Kieran O'Sullivan
Søren O'Neill

Frontiers in Rehabilitation Sciences

Systematic Review

Accepted on 27 Feb 2026

Two decades of global research on tetanus vaccines and tetanus immunoglobulins: A comprehensive bibliometric analysis and Integrative Review (2000–2025)

in Microbial Vaccines

Chaoxi Zhou
Yongbo Zuo
Jianhua Ma
Zhilin Liang
Chuanyi Zang

Frontiers in Cellular and Infection Microbiology

Review

Accepted on 27 Feb 2026

Intermediate Wheatgrass (Thinopyrum intermedium): A Promising Perennial Grain for Sustainable Food Production—A Review of Multifaceted Potential and Innovations to Address Nutritional Deficiencies

in Climate-Smart Food Systems

Maryam Raayatpisheh
Kurt A. ROSENTRATER

Frontiers in Sustainable Food Systems

Systematic Review

Accepted on 27 Feb 2026

Global heart failure incidence rate: An updated systematic review and meta-analysis

in Cardiovascular Epidemiology and Prevention

Jhosmer Ballena-Caicedo
Fiorella E. Zuzunaga-Montoya
Lupita Ana Maria Valladolid-Sandoval
Julio César Bautista Zuta
Mario J. Valladares-Garrido
Carmen Inés Gutierrez De Carrillo
Darwin A. León-Figueroa
Víctor Juan Vera-Ponce

Frontiers in Cardiovascular Medicine

Original Research

Accepted on 27 Feb 2026

A Blood-biomarker Based CTC-ALRI Score Predicts Recurrence in Hepatocellular Carcinoma Patients Following Curative Resection

in Gastrointestinal Cancers: Hepato Pancreatic Biliary Cancers

Jinfeng Wang
Guangjie Han
Xin Han
Jianfei Shi
Lili Mi
Ning Li
Man Zhao
Xiao-Ling Duan
Fei Yin

Frontiers in Oncology

Articles

Regional, Demographic and Temporal Trends in Psychoactive Substance Use-Related Mental Disorder and Cancer-Related Mortality in U.S. Adults: A Nationwide CDC WONDER Analysis (1999–2020)

Prediction of Hypokalemia in patients with ST‑Segment Elevation Myocardial Infarction: Development and Validation of a Model with Prehospital Applicability

Protection and Restoration of Water-Related Ecosystems under SDG 6.6: A Global Systematic Review

Different types of HBV infection affect the abundance of Proteobacteria in gut microbiota

Understanding healthcare accessibility for military veterans living with Charles Bonnet Syndrome: Co-production of a psychoeducational toolkit

Rethinking Population Health in Practice: Pediatric Immunizations as a Policy and System Integration Case

NET of the ear: Up to date in diagnostic and therapeutic challenges

Advances in Continuity of Care Models for Patients with Acute Myocardial Infarction Following Percutaneous Coronary Intervention

Proteomics-Based Plasma Biomarkers for Predicting CRKP Infection in ICU Sepsis Patients

AI‑supported Case‑Based Learning in Medical Education: A Comprehensive Scoping Review

BRAF class II-III mutations in NSCLC: a single center experience

Integrated Disability Evaluation in Low Back Pain: Feasibility and Multidomain Profiling from the EL DORADO Cohort

Two decades of global research on tetanus vaccines and tetanus immunoglobulins: A comprehensive bibliometric analysis and Integrative Review (2000–2025)

Intermediate Wheatgrass (Thinopyrum intermedium): A Promising Perennial Grain for Sustainable Food Production—A Review of Multifaceted Potential and Innovations to Address Nutritional Deficiencies

Global heart failure incidence rate: An updated systematic review and meta-analysis

A Blood-biomarker Based CTC-ALRI Score Predicts Recurrence in Hepatocellular Carcinoma Patients Following Curative Resection