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Aug 21, 2026Open    Access

Clinical Efficacy and Safety of Sleeve Gastrectomy versus Roux-en-Y Gastric Bypass: A Systematic Review and Meta-Analysis

Christian Daniel Luna Rodriguez, Carlos Eduardo Astorga Haro, Karla Areli Castillo Castro, Daniel Sanchez Ley, David Levi Gonzalez Orozco, Giova Camacho Cervantes, Hilbert Cristhian Lóez Mestas, Andy Yael Tamayo Reyes, Mario Alberto Contreras López, Andrea Huerta Guevara, Javier Martin Avilez Arias, Alejandro Moreno Bravo
The treatment of obesity is currently presented as a public health problem, since if left untreated, the natural history of the disease leads to predisposition and development of uncontrolled chronic degenerative diseases. Therefore, bariatric surgery has gained strength over the years, being proposed as the most effective treatment for severe obesity as well as its comorbidities. This systematic review compares the clinical efficacy and postoperative safety of two available surgical techniques:...
Open Access Library J.   Vol.13, 2026
Doi:10.4236/oalib.1115792


Aug 20, 2026Open    Access

Methodology for the Predicted Selection of Hair Extension Technology Depending on the Structure of Natural Hair and the Desired Aesthetic Result

Yuliia Cowan
The contemporary hair extension market has developed faster than the methodological standards that should guide professional choice. In practice, extension technology is still selected too often based on trend visibility, price, or the client’s immediate aesthetic request, while the structural compatibility of natural hair is evaluated inconsistently. This creates a clinically and cosmetologically relevant problem, because the same desired result may be achieved by methods that differ grea...
Open Access Library J.   Vol.13, 2026
Doi:10.4236/oalib.1115801


Aug 20, 2026Open    Access

Adaptive Hair Extension Method as an Innovative Approach to Increasing Comfort, Durability, and Aesthetic Quality of the Result

Yuliia Cowan
The contemporary market for hair extensions has expanded more rapidly than the methodological standards that should govern the procedure in professional practice. Clients typically request longer, fuller, and visually seamless hair, yet the actual quality of the result depends on a more complex interaction among the structure of natural hair, scalp tolerance, donor load, maintenance behavior, and the optical coherence of the final design. The purpose of this article is to formulate an adaptive h...
Open Access Library J.   Vol.13, 2026
Doi:10.4236/oalib.1115802


Aug 20, 2026Open    Access

Artificial Intelligence and Consumer Decision-Making: AI-Powered Personalization, Trust Pathways, and Purchase Intentions in Nigeria

Nwachukwu Ugochukwu Goodness Oluoma, You Yi
Artificial intelligence (AI)-powered personalization is reshaping how consumers in emerging digital economies encounter, evaluate, and commit to market offerings, yet prevailing scholarship continues to treat personalization as a uniformly trust-enhancing stimulus. This study challenges that assumption by advancing a capability-trust contingency model in which the effect of AI-powered personalization on purchase intention is neither direct nor uniform but routed through two analytically distinct...
Open Access Library J.   Vol.13, 2026
Doi:10.4236/oalib.1115725


Aug 20, 2026Open    Access

Factors Affecting the Efficacy of Night Shift Duties among Health Care Personnel at St Blaise Catholic Hospital, Bamenda

Lukong Hubert Shalanyuy, Johtou Nadage Bothoyen, Wam Elvis Chongsi, Leonard Nyuyseni Randze, Gewun Braindaline, Dor Marie Claire Wiydzerla
Night shift work is essential in healthcare but disrupts circadian rhythms, leading to fatigue, reduced cognitive performance, and increased risk of errors among staff. In Cameroon, night shift efficacy is affected by economic constraints such as low and inconsistent financial incentives and limited motivation. Social challenges like work-family imbalance, social isolation, and burnout further reduce performance and teamwork among night shift healthcare workers. Environmental issues including po...
Open Access Library J.   Vol.13, 2026
Doi:10.4236/oalib.1115741


Aug 19, 2026Open    Access

The DNA Model of Grief: An English-Language Exposition of a Non-Teleological Framework for Ongoing Loss

Tim Mussche
The DNA Model of grief by Verthriest & Maes in 2017, a Dutch-language framework almost unknown in English, denies grief an endpoint as a stated first principle: mourning has a beginning but no end for as long as the bereaved person lives. This article provides the first sustained English-language exposition of the model. It first distinguishes bereavement after a death from ongoing loss before death—progressive illness, dementia caregiving, lifelong disability—and defends extending t...
Open Access Library J.   Vol.13, 2026
Doi:10.4236/oalib.1115782


Aug 19, 2026Open    Access

Community Livelihood under Cattle Rustling-Related Insecurity: Evidence from Pastoral Communities in Baragoi Sub-County, Kenya

Mercy Jennes Lekimain
Insecurity in pastoral areas has remained an ongoing problem and has continued to affect lives through loss of cattle, limited movement, and limited access to basic resources in Baragoi Sub-County, Kenya. This study investigated the link between insecurity as a result of cattle rustling and livelihood outcomes of the communities. It focused on fear of attacks, limited movement, and perceived safety dimensions on herd sizes and access to resources and livelihoods. Anchored on Risk and Uncertainty...
Open Access Library J.   Vol.13, 2026
Doi:10.4236/oalib.1115706

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Aug 18, 2026Open    Access

A Critical Examination of EFL Teaching Policies and Practices in Developing Countries: A Case Study of Benin

Pédro Marius Egounleti, Assogba Evariste Kottin, Ulrich Orlando Sèna Hindeme
This study presents a critical examination of English as a Foreign Language (EFL) teaching policies and practices in developing countries, with a specific focus on Benin. Through a qualitative case study approach, this research investigates the complex interplay between policy, practice, and context in Benin’s EFL classrooms, revealing the disjuncture between espoused policies and actual practices, and highlighting the challenges of implementing Communicative Language Teaching (CLT) in a c...
Open Access Library J.   Vol.13, 2026
Doi:10.4236/oalib.1115737


Aug 18, 2026Open    Access

Role of Regulatory Authorities in Women’s Economic Empowerment through Community-Based Organization Programs in Montserrado County, Liberia

Tolbert Thomas Jallah Jr.
Even though community-based organizations programs have been introduced in order to empower women economically in Montserrado County, there are still worries as far as the role of regulation in the management of the said programs is concerned. This study focuses on the role of regulatory authorities in empowerment of women. Descriptive-correlational mixed-method approach was used. The population of interest was made up of 42,990 beneficiary women from CBO projects. A total of 384 sample size was...
Open Access Library J.   Vol.13, 2026
Doi:10.4236/oalib.1115633


Aug 18, 2026Open    Access

Effects of Two Fruit-Fattening Biostimulants on Yield and Fruit Quality of Greenhouse-Grown Saladette Tomato (Solanum lycopersicum L.)

Vicente De Jesús Alvarez-Mares, Heidi Melania Medina-Montenegro, Jordi Gerardo López-Velázquez, Ricardo Guillermo López-España, Pedro Alberto Rojas-Rojas, Adrian Abimael Piña-Soto, Guadalupe Humberto Gurrola-López
This study aimed to evaluate the effect of two fruit-fattening biostimulant formulations on tomato (Solanum lycopersicum L.) growth, fruit quality, and yield under greenhouse conditions. The experiment was conducted in a gable-type greenhouse at the Technological University of Culiacán, Sinaloa, Mexico. Two fruit-fattening biostimulants (A and B) were evaluated together with an untreated control. The evaluated variables included leaf greenness (SPAD index), fruit firmness (PSI...
Open Access Library J.   Vol.13, 2026
Doi:10.4236/oalib.1115505


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