Results 51 to 60 of about 770,270 (269)

Mapping Childhood Cancer Care Services in Oceania: Methodological Lessons From the SIOP Global Mapping Programme

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT The International Paediatric Oncology Society Global Mapping Programme aims to collect data on global paediatric oncology services by continent, with Africa and Latin America completed. This study reports on the methodology and lessons learned for Oceania, a unique continent with resource disparity across countries, multiple small island ...
Trisha Soosay Raj   +16 more
wiley   +1 more source

Tetrachloromethane as an editable all-carbon quaternary source

open access: yesNature Communications
Despite the widespread presence of all-carbon quaternary centers in natural products and bioactive compounds, a concise construction strategy remains very challenging.
Tingrui Li   +6 more
doaj   +1 more source

Rhodium-catalysed direct hydroarylation of alkenes and alkynes with phosphines through phosphorous-assisted C−H activation

open access: yesNature Communications, 2019
Dialkyl biaryl phosphines find wide application in catalysis as ligands. Here, the authors report a rhodium-catalysed hydroarylation of alkenes and alkynes with tertiary phosphines through P(III)-chelation assisted C-H activation affording a library of ...
Dingyi Wang   +6 more
doaj   +1 more source

Animal‐Assisted Activities With Therapy Dogs in Pediatric Oncology: A Multicenter Survey of the Current Status, Implementation, and Challenges in Germany, Austria, and Switzerland

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Animal‐assisted activities (AAAs) with therapy dogs have shown positive effects on patient well‐being and quality of life in various areas of medicine, including pediatric oncology. However, research on this topic is limited. The aim of this study is to present the current status of AAA in pediatric oncology in Germany, Austria, and
Jan‐Marius Wedig   +7 more
wiley   +1 more source

Vingt ans de services vétérinaires privés de proximité au Niger : enseignements et perspectives pour les politiques publiques

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux
Contexte : Quel modèle de santé animale faut-il promouvoir pour offrir aux éleveurs sahéliens, très mobiles, un accès aux soins vétérinaires facile, continu et de qualité tout en tenant compte de la diversité des contextes locaux ? Pour répondre à cette
Sylvanus Gilles Vias Franck   +8 more
doaj   +1 more source

Determining Parental Factors for Clinical Trial Attrition in Pediatric Acute Lymphoblastic Leukemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background/Objectives Despite high enrollment rates on Children's Oncology Group (COG) protocols, attrition after initial consent is challenging, introducing bias and prolonging trial completion. While adult oncology literature has identified predictors of withdrawal, little is known about caregiver decision‐making for child participation in ...
Kimberly L. Stathas   +3 more
wiley   +1 more source

On Reconstruction and Coordination [PDF]

open access: yes, 1991
This chapter does not have an abstract.
openaire   +3 more sources

Acute Neurological Events in Children With Hemoglobin SC Disease: A Multicenter Retrospective Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Neurological manifestations in children with hemoglobin SC (HbSC) disease remain insufficiently characterized, particularly regarding acute events. The aim of this study was to describe the spectrum and frequency of acute neurological events in a multicenter cohort of children with HbSC disease.
Célia Paulmin   +11 more
wiley   +1 more source

Artificial α-amino acid based on cysteine grafted natural aloe-emodin for aqueous organic redox flow batteries

open access: yesNature Communications
Natural redox-active anthraquinone derivatives possess promising attributes for applications in aqueous organic redox flow batteries (AORFBs) due to their environmental friendliness and abundant sources.
Yuzhu Liu   +13 more
doaj   +1 more source

On action-angle coordinates and the Poincaré coordinates [PDF]

open access: yesRegular and Chaotic Dynamics, 2013
The first part of this article briefly sketches the work done so far on action-angle coordinates, and then proves their existence along the lines of [\textit{J. J. Duistermaat}, Commun. Pure Appl. Math. 33, 687--706 (1980; Zbl 0439.58014); \textit{V. Guillemin} and \textit{S. Sternberg}, Symplectic techniques in physics.
openaire   +3 more sources

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