Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Impact of school closures on the health and well-being of primary school children in Wales UK; a routine data linkage study using the HAPPEN survey (2018-2020).
The French Covid-19 vaccination policy did not solve vaccination inequities: a nationwide longitudinal study on 64.5 million individuals
Early detection of acute kidney injury in critically ill children: Predictive value of renal arterial Doppler assessment
Estimating the effects of non-pharmaceutical interventions on the number of new infections with COVID-19 during the first epidemic wave
Risk of ESKD in related older living kidney donors
Test to release from isolation after testing positive for SARS-CoV-2
Role of pollution and weather indicators in the COVID-19 outbreak: A brief study on Delhi, India
Modeling infection dynamics and mitigation strategies to support K-6 in-person instruction during the COVID-19 pandemic
No effect of tDCS on fatigue and depression in chronic stroke patients: an exploratory randomized sham-controlled trial combining tDCS with computerized cognitive training
Evaluation of silver nanoparticles for the prevention of SARS-CoV-2 infection in health workers: in vitro and in vivo
Elevated T cell repertoire diversity is associated with progression of lung squamous cell premalignant lesions
Olfactory training and visual stimulation assisted by web-application in patients with persistent olfactory dysfunction after SARS-CoV-2 infection: observational study.
BayesSMILES: Bayesian Segmentation Modeling for Longitudinal Epidemiological Studies
Whole-genome sequencing of SARS-COV-2 reveals a substantially lower frequency of the UK variant than previously announced in Libya
Evaluation of gait cycle time variability in patients with knee osteoarthritis using a triaxial accelerometer
Metabolic phenotyping of tear fluid as a prognostic tool for personalised medicine exemplified by T2DM patients
Exploring the use of UmbiFlow to assess the impact of heat stress on fetoplacental blood flow in field studies.
Airborne transmission of SARS-CoV-2 over distances greater than two metres: a rapid systematic review
Exempting low-risk health research from ethics reviews to better serve the interests of the patients and public: a qualitative analysis of survey responses
T-cell responses as a correlate of COVID-19 vaccination. A pilot study in Health Care Workers.
The current burden of Japanese encephalitis and the estimated impacts of vaccination: Combining estimates of the spatial distribution and transmission intensity of a zoonotic pathogen
Preimmunization correlates of protection shared across malaria vaccine trials in adults
Genome-wide rare variant score associates with morphological subtypes of autism spectrum disorder
Abrupt increase in the UK coronavirus death-case ratio in December 2020
Gene-level germline contributions to clinical risk of recurrence scores in Black and White breast cancer patients
Association of leucocyte telomere length with frailty: a large-scale cross-sectional analysis in UK Biobank