Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: You're just there, alone in your room with your thoughts: A qualitative study about the impact of lockdown among young people during the COVID-19 pandemic
Impact of COVID-19 pandemic and anti-pandemic measures on tuberculosis, viral hepatitis, HIV/AIDS and malaria - a systematic review
Mass Homicide by Firearm in Canada: Effects of Legislation
Observational study of changes in utilization and outcomes in non-invasive ventilation in COVID-19
Inverse planning for radiofrequency ablation in cancer therapy using multiple damage models
Educational attainment, structural brain reserve, and Alzheimer's disease: a Mendelian randomization analysis
Symptoms of common mental disorders and adherence to antiretroviral therapy among adults living with HIV in rural Zimbabwe: a cross-sectional study
Breakthrough infections with the omicron and delta variants of SARS-CoV-2 result in similar re-activation of vaccine-induced immunity
Potential applications of the rapid COVID-19 antibody test kit screening in comparison to the RT-PCR in patients and personnel at the Department of Obstetrics and Gynecology.
Multicenter cohort study of children hospitalized with SARS-CoV-2 infection
The reliability of two prospective cortical biomarkers for pain: EEG peak alpha frequency and TMS corticomotor excitability
Changes in amygdalar functional connectivity following the water load symptom provocation task (WL-SPT) in youth with functional abdominal pain disorders
Effectiveness of COVID-19 vaccines against the Omicron (B.1.1.529) variant of concern
The Phenome-wide Consequences of Anorexia Nervosa Genes
Plasma Soluble Tumor Necrosis Factor Receptor Concentrations and Clinical Events after Hospitalization: Findings from ASSESS-AKI and ARID studies
COVID-19 transmission in a theme-park
Integrative genomic analyses in adipocytes implicate DNA methylation in human obesity and diabetes
Do Pandemics Obey the Elliott Wave Principle of Financial Markets?
Impact of routine asymptomatic screening on COVID-19 incidence in a highly vaccinated university population
Mining for Health: A Comparison of Word Embedding Methods for Analysis of EHRs Data
Outdoor PM2.5 Concentration and Rate of Change in COVID-19 Infection in Provincial Capital Cities in China
The Forgotten Tract of Vision in Multiple Sclerosis: Vertical Occipital Fasciculus, Its Integrity, and Visuospatial Memory
Applying Behavioral Nudges in a Dietary Comparator for Surgical Trials: Developing the MediDiet
Discrimination of bacterial and viral infection using host-RNA signatures integrated in a lab-on-a-chip technology
Placental microRNAs associate with early childhood growth characteristics
Surveillance of COVID-19 vaccine effectiveness - a real-time case-control study in southern Sweden