Results 51 to 60 of about 33,349,805 (332)

Carcinomas and Carcinoid Tumors of the Lungs and Bronchi in Children and Adolescents: The EXPeRT Recommendations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Primary lung carcinomas and bronchial carcinoid tumors (BC) are very rare malignancies in childhood. While typical BC and mucoepidermoid carcinomas are mostly low‐grade, localized tumors with a more favorable prognosis than in adults, necessitating avoidance of overtreatment, adenocarcinomas of the lung are often diagnosed at advanced disease ...
Michael Abele   +19 more
wiley   +1 more source

A Survey of 2D Face Recognition Techniques

open access: yesComputers, 2016
Despite the existence of various biometric techniques, like fingerprints, iris scan, as well as hand geometry, the most efficient and more widely-used one is face recognition. This is because it is inexpensive, non-intrusive and natural.
Mejda Chihaoui   +3 more
doaj   +1 more source

Brauer Groups and Tate-Shafarevich Groups [PDF]

open access: yes, 2003
Let XK be a proper, smooth and geometrically connected curve over a global field K. In this paper we generalize a formula of Milne relating the order of the Tate-Shafarevich group of the Jacobian of XK to the order of the Brauer group of a proper regular
Gonzalez-Aviles, Cristian D
core   +4 more sources

Results of the Childhood Cancer and Leukaemia Group's United Kingdom Relapsed Wilms Tumour Trial

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background The United Kingdom relapsed Wilms tumour (UKW‐R) trial aimed to improve the historically low survival rates after relapse of Wilms tumour (WT) through a prospective national risk‐stratified protocol. The trial also evaluated efficacy and toxicity of high‐dose melphalan.
Sucheta J. Vaidya   +10 more
wiley   +1 more source

Development of Representative Urban Driving Cycles for Congested Traffic Conditions in Guayaquil Using Real-Time OBD-II Data and Weighted Statistical Methods

open access: yesVehicles
Standardized driving cycles such as the FTP-75 fail to represent traffic conditions in cities like Guayaquil, where high congestion and varied driving behaviors are not captured by external models.
Roberto López-Chila   +3 more
doaj   +1 more source

Coxeter groups and random groups [PDF]

open access: yes, 2015
For every dimension d, there is an infinite family of convex co-compact reflection groups of isometries of hyperbolic d-space --- the superideal (simplicial and cubical) reflection groups --- with the property that a random group at any density less than
Calegari, Danny
core  

Exploring Preferences for a Digital Single‐Session Intervention for Adolescent Siblings of Youth With Cancer

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Adolescent siblings of children with cancer are at elevated risk for psychosocial problems. Unfortunately, various barriers such as limited family time and resources, conflicting schedules, and psychosocial staffing constraints at cancer centers hinder sibling access to support.
Christina M. Amaro   +10 more
wiley   +1 more source

Analysis of the Technical and Commercial Factors That Influence the Acquisition of Hybrid Vehicles in the City of Guayaquil

open access: yesWorld Electric Vehicle Journal
Urban air pollution and emission reduction commitments have stimulated interest in cleaner vehicle technologies in Latin America, yet hybrid vehicle penetration in Ecuador, particularly in Guayaquil, remains limited.
Emerson Altamirano-Cañizares   +3 more
doaj   +1 more source

Perceived Influence of Social Media on Multiculturalism in Southern States, Nigeria

open access: yesBanber Erevani Hamalsarani. Sots'iologia, 2023
This study investigated the influence of social media on multiculturalism in the southern states of Nigeria. The uncertainty reduction theory served as the theoretical support for the study.
Ifeyinwa Nsude   +2 more
doaj   +1 more source

From braid groups to mapping class groups

open access: yes, 2005
This paper is a survey of some properties of the braid groups and related groups that lead to questions on mapping class ...
Paris, Luis
core   +2 more sources

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