Results 41 to 50 of about 38,267 (217)

Body composition of young soccer players

open access: yesAnnales Kinesiologiae, 2023
Purpose: The main aim of this study was to examine and analyse the body composition of young soccer players across different age groups. Methods: A cross-sectional study was carried out among 126 young soccer players divided into age categories: U15 –
Erol Kovačević   +6 more
doaj   +1 more source

Temporal Association Between COVID‐19 Vaccination and HBsAg Loss in Chronic Hepatitis B Infection: An Interrupted Time Series Analysis

open access: yesAlimentary Pharmacology &Therapeutics, EarlyView.
In 59,946 chronic hepatitis B patients followed over 23 years, COVID‐19 vaccination rollout was temporally associated with a 56% increase in HBsAg loss rates (peak 1.27 per 100 person‐years in 2022), followed by gradual waning. Negative control outcomes showed no similar pattern, supporting biological specificity. ABSTRACT Background and Aims Hepatitis
Jonggi Choi   +6 more
wiley   +1 more source

亞洲大學U19全國創意發明競賽開跑了!--亞洲大學接辦U19競賽,鼓勵全國19歲以下的青少年投入創作發明,讓你想什麼、有什麼,有機會進軍國際舞臺。 [PDF]

open access: yes, 2012
[[abstract]]亞洲大學U19全國創意發明競賽開跑了!--亞洲大學接辦U19競賽,鼓勵全國19歲以下的青少年投入創作發明,讓你想什麼、有什麼 ...
Asia University, Taiwan
core  

Achievement motivation of competitive football players in the category U19-U21 [PDF]

open access: yes, 2023
Title: Achievement motivation of competitive football players in the category U19-U21. Objectives: The aim of this paper was to examine the relationships between social environment, performance motivation and motivational consequences according to our ...
Míka, Václav
core   +2 more sources

Training elite youth soccer players: area per player in small-sided games to replicate the match demands

open access: yesBiology of Sport, 2021
The aim was to determine the area per player (ApP, m 2 × player) in small- or large-sided games to replicate the official match demands in elite youth soccer players. Two hundred and twenty-eight players (U15 = 36, U16 = 48, U17 = 49, U18 = 37 and U19 = 
Andrea Riboli   +3 more
doaj   +1 more source

Clinical and Psychosocial Predisposing Factors Associated With Anaesthesia Failure During Non‐Surgical Root Canal Treatment: A National Dental Practice‐Based Research Network Study

open access: yesInternational Endodontic Journal, EarlyView.
ABSTRACT Aim This study aimed to identify dentist, patient, and pre‐treatment clinical characteristics associated with local anaesthesia failure during non‐surgical endodontic treatment. Methodology Data were collected from the National Dental Practice‐Based Research Network study entitled “Predicting Outcomes of Root Canal Treatment (PREDICT)”, which ...
Linda J. Liu   +9 more
wiley   +1 more source

Physical and physiological profile of U18, U19, U21 and senior elite netball players

open access: yesSouth African Journal of Sports Medicine, 2020
Background: Physical and physiological profile data for elite netball players in South Africa and internationally are limited but are necessary for conditioning programme information. Objective: To determine the physical and physiological profiles of U18, U19, U21 and senior level elite netball players at provincial level in the Free State, South ...
Sinclair, CJ, Coetzee, F, Schall, R
openaire   +4 more sources

Tumor suppressor U19/EAF2 regulates thrombospondin-1 expression via p53 [PDF]

open access: yes, 2010
Inactivation of U19/EAF2 has been shown previously to lead to tumorigenesis in multiple organs; however, the mechanism of U19/EAF2 tumor suppression remains unclear.
Wang, Z, Univ Pittsburgh, Sch Med, Inst Canc, Dept Urol, 5200 Ctr Ave,Suite G40, Pittsburgh, PA 15232 USA   +4 more
core  

Pedagogical characteristics of training tasks: study of the female and male teams of brazilian handball

open access: yesE-balonmano.com: Revista de Ciencias del Deporte, 2020
This study identified the methodological positioning of the team coaches and the influence on the development of the training. Method: It´s a descriptive study with direct observation of national team training sessions (youth categories, women´s U18 and ...
José Carlos Mendes   +5 more
doaj  

Sustained mental health outcomes from the youth readiness intervention: A four‐year effectiveness follow‐up of a hybrid type II trial in Sierra Leone

open access: yesJournal of Child Psychology and Psychiatry, EarlyView.
Background Strategies to expand access to care and sustain evidence‐based mental health interventions (EBIs) must be tested within novel delivery platforms to extend the reach of services in fragile and conflict‐affected settings. Integration into broader development programs may help maintain long‐term effects.
Wijnand Van Den Boom   +7 more
wiley   +1 more source

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