Results 41 to 50 of about 652,206 (310)

On Postponement and Birth Intervals [PDF]

open access: yes, 2008
Much of the literature on fertility transition presumes that birth control is practiced either to limit family size or to space births. This article argues that women also use birth control to postpone pregnancy.
Ian M. Timæus   +3 more
core   +1 more source

Consensus Standards and Recommendations for Developmental and Cognitive Surveillance, Screening, and Evaluation in Sickle Cell Disease: Executive Summary From the National Alliance of Sickle Cell Centers Neurocognitive Workgroup

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Neurodevelopmental and neurocognitive difficulties are prevalent among individuals with sickle cell disease and warrant prompt identification and support. This Special Report provides an executive summary of standards and recommendations for surveillance, screening, and evaluation for development and cognition across the lifespan developed by ...
Alyssa M. Schlenz   +12 more
wiley   +1 more source

A cohort study of psychological sequalae in low birth weight children from the Bishop Lavis Community Health Centre [PDF]

open access: yes, 2007
Includes bibliographical references (leaves 77-90).The relationship between low birth weight, behavioural inhibition and psychopathology was investigated in 65 seven to nine year-olds and their caregivers who were attendees of a community clinic in a low-
Micklewood, Neil Ryan
core  

ЕФЕКТ НА РАЗЛИЧНИ ИЗТОЧНИЦИ НА СПЕЦИФИЧЕН ВАРИАНС ВЪРХУ ЖИВОТО ТЕГЛО И ПРИЗНАЦИТЕ НА ВЪЛНОДАЙНОСТТА ПРИ ОВЦЕ ОТ АСКАНИЙСКАТА ПОРОДА

open access: yesЖивотновъдни науки, 2010
A study assigning 287 Ascanian ewes at different age and comprising a seven-year period, 2003 -2009, was initiated with the aim to establish the effect of different sources of specific variability on live weight and wool production.
ГЕНОВЕВА СТАЙКОВА   +1 more
doaj  

Meta-regression Analysis of Sex- and Birth Year-Specific Prevalence of HBsAg and Anti-HCV Among Un-diagnosed Japanese: Data From the First-time Blood Donors, Periodical Health Checkup, and the Comprehensive Health Checkup With Lifestyle Education (Ningen Dock)

open access: yesJournal of Epidemiology, 2020
Background: This study was aimed to precisely estimate the prevalence of hepatitis B surface antigen (HBsAg) and anti-hepatitis C virus antibody (anti-HCV) stratified by sex and birth year in Japan.
Tomoyuki Akita   +6 more
doaj   +1 more source

Natural Killer Cells in Paediatric Soft Tissue Sarcomas: A Systematic Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Paediatric soft tissue sarcomas (pSTS) are a rare and heterogeneous group of malignant tumours arising in tissues of mesenchymal origin. The role of natural killer (NK) cells in pSTS remains poorly understood, with evidence fragmented across small preclinical studies and early‐phase clinical trials.
Raya Dean   +7 more
wiley   +1 more source

Abnormal cortical development after premature birth shown by altered allometric scaling of brain growth. [PDF]

open access: yes, 2006
BACKGROUND: We postulated that during ontogenesis cortical surface area and cerebral volume are related by a scaling law whose exponent gives a quantitative measure of cortical development.
Ajayi-Obe, M.   +59 more
core   +1 more source

ЕФЕКТ НА РАЗЛИЧНИ ИЗТОЧНИЦИ НА СПЕЦИФИЧЕН ВАРИАНС ВЪРХУ ТЕГЛОВНОТО РАЗВИТИЕ И ВЪЛНОДАЙНАТА ПРОДУКТИВНОСТ НА ОВЦЕ ОТ КАРАКАЧАНСКАТА ПОРОДА

open access: yesЖивотновъдни науки, 2014
An investigation with 314 sheep from the Karakachan breed during the period 2003-2010, originated from Kabiuk herd, Shumen was carried out. Parameters live weight at weaning, 9 months, 1.5 years and 2.5 years of age, wool productivity traits - quantity ...
ГЕНОВЕВА СТАЙКОВА   +1 more
doaj  

Survival, by Birth Weight and Gestational Age, in Individuals With Congenital Heart Disease: A Population‐Based Study

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2017
BackgroundCongenital heart disease (CHD) survival estimates are important to understand prognosis and evaluate health and social care needs. Few studies have reported CHD survival estimates according to maternal and fetal characteristics.
Kate E. Best   +2 more
doaj   +1 more source

The Role of Chemotherapy in Pediatric Myoepithelial Carcinoma: A Systematic Review of the Literature

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Myoepithelial carcinoma (MEC) in pediatric patients is a rare and aggressive malignancy characterized by heterogeneous morphology and variable molecular features. The optimal role of chemotherapy remains unclear. We conducted a systematic review according to PRISMA 2020 guidelines to evaluate chemotherapy in pediatric and young‐adult patients ...
Marco Salvi   +7 more
wiley   +1 more source

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