Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Effect of Tocilizumab on ventilator free days composite outcome in SARS-CoV-2 patients. A retrospective competing risk analysis.
Heterogeneity of hypoxemia severity according to oxygenation index in COVID-19 pneumonia
Closed-loop stimulation of lateral cervical spinal cord in upper-limb amputees to enable sensory discrimination
Biliary Duct Hamartomas: A Systematic Review
HMOX1 genetic polymorphisms and outcomes in infectious disease: a systematic review
Efficacy and Safety of Experimental Chimeric Antigen Receptor (CAR) T-cells versus Axicabtagene ciloleucel (Yescarta) for the Treatment of Relapsed/Refractory Large B-Cell Lymphoma (LBCL): Matching Adjusted Indirect Comparisons (MAICs) and Systematic Review.
Assessing the effect of back exoskeletons on injury risk during material handling
Gestational diabetes mellitus in women born small or premature: Systematic review and meta-analysis
High Sensitivity and NPV for BinaxNOW Rapid Antigen Test in Children at a Mass Testing Site During Prevalent Delta Variant
Bibliometric analysis of parental anxiety and postpartum depression across the perinatal period from 1920-2020: A protocol
Survey of COVID-19 associated symptoms and reported deaths in an urban community in Kano, Nigeria.
An Online Risk Calculator for Rapid Prediction of In-hospital Mortality from COVID-19 Infection
Accelerated waning of immunity to SARS-CoV-2 mRNA vaccines in patients with immune mediated inflammatory diseases
Preferences and patterns of response to public health advice during the COVID-19 pandemic
Predictors and barriers for the management of non-communicable diseases among older Syrian refugees amidst the COVID-19 pandemic in Lebanon: A cross-sectional analysis of a multi-wave survey
The impact of human mobility and reactive case detection on malaria transmission in Zanzibar
Resource Allocation for Different Types of Vaccines against COVID-19: Tradeoffs and Synergies between Efficacy and Reach
A new perspective on the BO06 trial in osteosarcoma: short- and long-term prognostic value of histologic response and intensified chemotherapy
Investigating neurophysiological effects of a short course of tDCS for cognition in schizophrenia: a target engagement study.
Protocol for a realist review of the influence of cultural factors on understanding the role of feedback in developing clinical competencies of health professional students in Asia.
Pregnancy, fertility concerns, and fertility preservation procedures in French breast cancer survivors in the FEERIC national study (on behalf of the Seintinelles research network).
A rapid pharmacogenomic assay to detect NAT2 polymorphisms and guide isoniazid dosingfor tuberculosis treatment
Estimating time-dependent infectious contact: a multi-strain epidemiological model of SARS-CoV-2 on the island of Ireland
Severe COVID-19 induces molecular signatures of aging in the human brain
Intra-host evolution provides for continuous emergence of SARS-CoV-2 variants
Outdoor long-range transmission of COVID-19 and patient zero