Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Comparison and analysis of various complementary diagnosis methods for the current situation and problems of COVID-19 diagnosis
Single-dose SARS-CoV-2 vaccine in a prospective cohort of COVID-19 patients
Hand Hygiene Products and Adverse Skin Reactions: A Comparison between Health Care and Non-Health Care Workers
Multiomic investigations of Body Mass Index reveal heterogeneous trajectories in response to a lifestyle intervention
Alternatives to mental health admissions for children and adolescents experiencing mental health crises: a systematic review of the literature
Visuospatial processing impairment following mild COVID-19
Association between long working hours and psychological distress: The effect of sick leave criteria in the workplace during the COVID-19 pandemic
On the effectiveness of COVID-19 restrictions and lockdowns: Pan metron ariston
Helmet noninvasive ventilation for COVID-19 patients (Helmet-COVID): study protocol for a multicenter randomized controlled trial
Effectiveness of early versus delayed rehabilitation following rotator cuff repair: systematic review and meta-analyses
Determinants of maternal morbidity during pregnancy in urban Bangladesh: Negative binomial regression approach
Quarantine and testing strategies to reduce transmission risk from imported SARS-CoV-2 infections: a global modelling study
Estimating the spreading and dominance of SARS-CoV-2 VOC 202012/01 (lineage B.1.1.7) across Europe
Health behaviours and their determinants among immigrants residing in Italy
Identification of ultra-rare genetic variants in Pediatric Acute Onset Neuropsychiatric Syndrome (PANS) by exome and whole genome sequencing
The prevalence of adaptive immunity to COVID-19 and reinfection after recovery, a comprehensive systematic review and meta-analysis of 12 011 447 individuals
COVID-19 Associated Stroke--A Single Centre Experience
Deaths in Children and Young People in England following SARS-CoV-2 infection during the first pandemic year: a national study using linked mandatory child death reporting data
Right For Me: a pragmatic multi-arm cluster randomised controlled trial of two interventions for increasing shared decision-making about contraceptive methods
SARS-COV2 mutant-specific T cells and neutralizing antibodies after vaccination and up to 1 year after infection
Association between COVID-19 infection rates by region and implementation of non-pharmaceutical interventions: A cross-sectional study in Japan
Effect of vaccination rates on the prevalence and mortality of COVID-19
Associations between maternal iron supplementation in pregnancy and offspring growth and cardiometabolic risk outcomes in infancy and childhood
Quantification of the pace of biological aging in humans through a blood test: the DunedinPACE DNA methylation algorithm
An evaluation of metabolic, dietetic, and nutritional status reveals impaired outcomes in breast cancer patients undergoing chemotherapy compared with a matched control group.
Within-country age-based prioritisation, global allocation, and public health impact of a vaccine against SARS-CoV-2: a mathematical modelling analysis