Instruct: Identify the main category of the given medRxiv paper based on the title.
Query: Systematic review of cardiac adverse effects in children and young people un-der 18 years of age after SARS-CoV-2 vaccination
Identification of novel nutrient-sensitive gene regulatory networks in amniotic fluid from fetuses with spina bifida using miRNA and transcription factor network analysis
Sex differences in incidence and mortality of bloodstream infections. Results from the population-based HUNT study in Norway
Identifying hidden Zika hotspots in Pernambuco, Brazil: A Spatial Analysis
Vaccine safety surveillance using routinely collected healthcare data - An empirical evaluation of epidemiological designs
Effects of supervised high-intensity hardstyle kettlebell training on grip strength and health-related physical fitness in insufficiently active older adults: The BELL pragmatic controlled trial
Athletes' access to, attitudes towards, and experiences of help-seeking for mental health: A scoping review protocol
Impairments in goal-directed action and reversal learning in a proportion of individuals with psychosis: evidence for differential phenotypes in early and persistent psychosis
Egg-derived anti-SARS-CoV-2 immunoglobulin Y (IgY) with broad variant activity as intranasal prophylaxis against COVID-19: preclinical studies and randomized controlled phase 1 clinical trial
Effect of electroMagnetic Interference from smartPHone On cardiac implaNtable Electronic device (EMI-PHONE study)
Poor antibody response to BioNTech/Pfizer COVID-19 vaccination in SARS-CoV-2 naïve residents of nursing homes
Investigating the first wave of the COVID-19 pandemic in Ukraine using epidemiological and genomic sequencing data
Study Protocol for a Phase III Randomised Controlled Trial of Sailuotong (SLT) for Vascular Dementia and Alzheimers Disease with Cerebrovascular Disease
Developing and piloting a preterm birth registry prioritizing social determinants of health and patient-reported data
Cost savings from managing hypertension in primary health care clinics in Kuwait
A systematic review and meta-analysis of Long COVID symptoms
Performance characteristics of five antigen-detecting rapid diagnostic test (Ag-RDT) for SARS-CoV-2 asymptomatic infection: a head-to-head benchmark comparison
Immediate recruitment of dormant coronary collaterals can provide more than half of normal resting perfusion during coronary occlusion in patients with coronary artery disease
Quit attempts and tobacco abstinence in primary care patients: long-term follow-up of a pragmatic, two-arm cluster randomised controlled trial on brief stop-smoking advice (ABC versus 5As method)
Prospective analytical performance evaluation of the QuickNavi™-COVID19 Ag for asymptomatic individuals
Scalable Epidemiological Workflows to Support COVID-19 Planning and Response
LRRK2 coding variants and the risk of Parkinson's disease
An externally validated deep learning model for the accurate segmentation of the lumbar paravertebral muscles
COVID-19 outcomes by cancer status, type, treatment, and vaccination
Household transmission of SARS-CoV-2 from adult index cases living with and without HIV in South Africa, 2020-2021: a case-ascertained, prospective observational household transmission study
Birth weight, BMI in adulthood and latent autoimmune diabetes in adults: A Mendelian randomization study