Results 61 to 70 of about 8,687,208 (379)

Parent‐to‐Child Information Disclosure in Pediatric Oncology

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Despite professional consensus regarding the importance of open communication with pediatric cancer patients about their disease, actual practice patterns of disclosure are understudied. Extant literature suggests a significant proportion of children are not told about their diagnosis/prognosis, which is purported to negatively ...
Rachel A. Kentor   +12 more
wiley   +1 more source

Novel Source Recovery Method of Underdetermined Time-Frequency Overlapped Signals Based on Submatrix Transformation and Multi-Source Point Compensation

open access: yesIEEE Access, 2019
In the signal reception a under complex electromagnetic environment, there always exist time-frequency overlaps among multiple sources, and the separation and recovery of sources in the received hybrid signals are very important and necessary for ...
Zhipeng Liu   +3 more
doaj   +1 more source

Application of the matrix exponential kernel [PDF]

open access: yes, 1972
A point matrix kernel for radiation transport, developed by the transmission matrix method, has been used to develop buildup factors and energy spectra through slab layers of different materials for a point isotropic source.
Rohach, A. F.
core   +1 more source

Predicting Chronicity in Children and Adolescents With Newly Diagnosed Immune Thrombocytopenia at the Timepoint of Diagnosis Using Machine Learning‐Based Approaches

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Objectives To identify predictors of chronic ITP (cITP) and to develop a model based on several machine learning (ML) methods to estimate the individual risk of chronicity at the timepoint of diagnosis. Methods We analyzed a longitudinal cohort of 944 children enrolled in the Intercontinental Cooperative immune thrombocytopenia (ITP) Study ...
Severin Kasser   +6 more
wiley   +1 more source

Estimation of non-point source pollution loads with flux method in Danjiangkou Reservoir area, China

open access: yesWater Science and Engineering, 2017
The estimation of non-point source pollution loads into the Danjiangkou Reservoir is highly significant to environmental protection in the watershed. In order to overcome the drawbacks of traditional watershed numerical models, a base flow separation ...
Xiao-kang Xin, Wei Yin, Ke-feng Li
doaj   +1 more source

New point-like sources and a conducting surface in Maxwell–Chern–Simons electrodynamics

open access: yesEuropean Physical Journal C: Particles and Fields, 2020
We investigate some aspects of the Maxwell–Chern–Simons electrodynamics focusing on physical effects produced by the presence of stationary sources and a perfectly conducting plate (mirror).
L. H. C. Borges   +5 more
doaj   +1 more source

A note on the enclosure method for an inverse obstacle scattering problem with a single point source

open access: yes, 2010
This paper gives a note on an application of the enclosure method to an inverse obstacle scattering problem governed by the Helmholtz equation in two dimensions.
Ikehata, Masaru
core   +1 more source

Pathogenic Germline PALB2 and RAD50 Variants in Patients With Relapsed Ewing Sarcoma

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Approximately 10% of patients with Ewing sarcoma (EwS) have pathogenic germline variants. Here, we report two cases: first, a novel germline pathogenic variant in partner and localizer of BRCA2 (PALB2) in a patient with a late EwS relapse. Its impact on homologous recombination is demonstrated, and breast cancer risk is discussed.
Molly Mack   +12 more
wiley   +1 more source

点源干扰源定位方法及其在地电场观测中的实际应用

open access: yesDizhen xuebao
我国地震地电场观测时的漏电干扰问题会影响到观测质量和地震监测效能。针对这一实际问题,本文提出了点源干扰源定位方法。该方法首先建立地表点源对地电场观测影响模型,根据模型计算点源对地电场观测的干扰幅度,然后求解干扰源相对于中心电极的位置。将定位方法应用于高邮地震台和汉王地震台实际干扰源排查工作中,定位结果与实际干扰源位置基本一致,测区外干扰源定位误差小于2%,测区内干扰源定位误差小于20 m,并对影响计算误差的因素进行了分析。两个台站的实际应用表明 ...
Yu Zhang   +4 more
doaj   +1 more source

Virtual Namesake Point Multi-Source Point Cloud Data Fusion Based on FPFH Feature Difference

open access: yesSensors, 2021
There are many sources of point cloud data, such as the point cloud model obtained after a bundle adjustment of aerial images, the point cloud acquired by scanning a vehicle-borne light detection and ranging (LiDAR), the point cloud acquired by ...
Li Zheng, Zhukun Li
doaj   +1 more source

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