Results 21 to 30 of about 241,562 (198)

A positive fixed point theorem with applications to systems of Hammerstein integral equations [PDF]

open access: yes, 2014
We present new criteria on the existence of fixed points that combine some monotonicity assumptions with the classical fixed point index theory. As an illustrative application, we use our theoretical results to prove the existence of positive solutions ...
Cabada, Alberto   +2 more
core   +3 more sources

Contemporary Role of Robotics in Bariatric Surgery: Experience of CUF Infante Santo Hospital

open access: yesGazeta Médica, 2018
INTRODUCTION: The use of robotics in bariatric surgery is increasing worldwide, with the main objective of reducing complications and optimising surgical outcome.
Emmelie Reynvoet   +5 more
doaj   +1 more source

Percepciones y factores asociados a la salud bucal y la atención odontológica en el periodo perinatal en las mujeres y sus bebés

open access: yesOdontología Sanmarquina, 2020
Objetivo. Comprender los factores asociados a la salud bucal y la atención odontológica en el periodo perinatal en las mujeres y sus bebés. Métodos. Soportados en la teoría crítica y la salud colectiva, se realizó un estudio con abordaje cualitativo y ...
Sonia Constanza Concha Sánchez   +2 more
doaj   +1 more source

A short course on positive solutions of systems of ODEs via fixed point index [PDF]

open access: yes, 2017
We shall firstly study the existence of one positive solution of a model problem for one equation via the classical Krasnosel'ski\u\i{} fixed-point theorem.
Infante, Gennaro
core  

Do ESG‐Related Managerial Capabilities Pay Off for SMEs? Evidence From the Small and Medium‐Sized Enterprise ESG Capability Measure (SM‐ESG)

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT Large companies have a long track record of environmental, social, and governance (ESG) initiatives, whereas many small and medium‐sized enterprises (SMEs) lag in adopting sustainability‐related practices, often acting voluntarily or in response to stakeholder pressures and incentives.
Vivien Csapi   +4 more
wiley   +1 more source

Reconstrução Parcial do Pavilhão Auricular - Nova Técnica num Único Tempo

open access: yesRevista Portuguesa Otorrinolaringologia e Cirurgia de Cabeça e Pescoço, 2017
A reconstrução de defeitos parciais do pavilhão auricular continua a ser um desafio em Otorrinolaringologia e Cirurgia Plástica Facial. As várias técnicas descritas comprovam a dificuldade inerente à reconstrução de uma estrutura com uma arquitetura tão ...
Paula Campelo   +5 more
doaj   +1 more source

How 1st‐Tier Suppliers Respond to Green Public Procurement Policies: An Empirical Analysis

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT This article analyses how 1st‐tier suppliers to public organisations respond operationally to Green Public Procurement (GPP) policies. Through a multiple case study of 12 Italian firms operating in different sectors, we develop a classification of suppliers' responses, identifying two interrelated macro‐types: internal operations realignment ...
Antonio Cavallin Toscani, Andrea Vinelli
wiley   +1 more source

Chemistry Composition and Bioaccessibility Study of Phenolic Compounds and Carotenoids of New Brazilian Biofortified Sweet Potato “CIP BRS Nuti”

open access: yesFood Chemistry International, EarlyView.
Phenolic compounds of sweet potato CIP BRS Nuti were evaluated for the first time. Catechin, epicatechin, and procyanidin B1 exhibited high bioaccessibility. ABSTRACT Sweet potatoes biofortified in carotenoids have been an alternative to combat malnutrition in vulnerable populations. This work is the first comprehensive study of the bioactive potential
Maria Carla Cândido da Silva   +7 more
wiley   +1 more source

Positive solutions of a boundary value problem with integral boundary conditions [PDF]

open access: yes, 2011
We consider boundary-value problems studied in a recent paper. We show that some existing theory developed by Webb and Infante applies to this problem and we use the known theory to show how to find improved estimates on parameters μ*, λ so ...
Webb, J.
core  

Dynamics of Nerve Conduction Studies in Patients With Guillain–Barré Syndrome

open access: yesMuscle &Nerve, EarlyView.
ABSTRACT Introduction/Aims The value of electrodiagnostic subtyping of Guillain–Barré syndrome (GBS) is still debated. This study aimed to determine the diagnostic yield, timing, and changes of the electrodiagnostic subtyping in patients with GBS in serial nerve conduction studies (NCS).
Samuel Arends   +181 more
wiley   +1 more source

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