Instruct: Identify the main category of the given Medrxiv paper based on the title.
Query: Plasma cell-free DNA as a prognostic biomarker in small cell lung cancer patients
RELATIONSHIP BETWEEN HELMINTHASIS AND GASTRIC CANCER: A SYSTEMATIC REVIEW
Accuracy of Conflict-of-Interest Disclosures of Physician-Authors Publishing in High-Impact U.S. Medical Journals: A Comparison of the Journal of the American Medical Association and the New England Journal of Medicine
Test negative designs with uncertainty, sensitivity, and specificity
An AI-assisted Online Tool for Cognitive Impairment Detection Using Images from the Clock Drawing Test
Experimental investigation to verify if excessive plastic sheeting shielding produce micro clusters of SARS-CoV-2
Differential overlap in human and animal fecal microbiomes and resistomes in rural versus urban Bangladesh
N-glycans mannosylation controls T-cell development by reprogramming thymocyte commitment, fate and repertoire
Health Provider and Sexual and Gender Minority Service User Perspectives on Provision of Mental Health Services During the Early Phase of the COVID-19 Pandemic in British Columbia, Canada
Metagenomic sequencing of municipal wastewater provides a near-complete SARS-CoV-2 genome sequence identified as the B.1.1.7 variant of concern from a Canadian municipality concurrent with an outbreak
Impact Of an Immune Modulator Mycobacterium-w On Adaptive Natural Killer Cells and Protection Against COVID-19
Cost-Effectiveness Threshold for Healthcare and Safety: Justification and Quantification
Predicting the time course of replacements of SARS-CoV-2 variants using relative reproduction numbers
Interventions to prevent or delay the onset of type 2 diabetes in women with prior gestational diabetes mellitus: protocol for a living systematic review and prospective meta-analysis
Waning COVID-19 Vaccine Effectiveness for BNT162b2 and CoronaVac in Malaysia: An Observational Study
The Preventive Treatment of Migraine with Low-Dose Naltrexone/Acetaminophen Combination: Findings of a Small, Randomized, Double-Blind, and Placebo-Controlled Clinical Trial with an Open-Label Extension for None-Responders
SARS-CoV-2 antigen exposure history shapes phenotypes and specificity of memory CD8 T cells
Epidemiological profile study of COVID-19 in West African countries: Nigeria, Senegal, Mauritania, Cape Verde and Mali
Safety and feasibility of an FES-Cycling based neuromuscular evaluation method in mechanically ventilated patients
Impact of socio-economic traditions on current tobacco and tea addictions (Siberia 17th to 20th century).
Relationship Between Patient Sex and Serum Tumor Necrosis Factor Antagonist Drug and Anti-Drug Antibody Concentrations in Inflammatory Bowel Disease; A Nationwide Cohort Study
Self-reported safety of the BBIBP-CorV (Sinopharm) COVID-19 vaccine among Iranian people with multiple sclerosis
Does healthy lifestyle attenuate the detrimental effects of urinary polycyclic aromatic hydrocarbons on phenotypic aging? An analysis from NHANES 2001-2010
Whole-genome sequencing analysis of clozapine-induced myocarditis
The mediating role of epigenetic clocks underlying educational inequalities in mortality: a multi-cohort study
Antibody Responses After a Single Dose of ChAdOx1 nCoV-19 Vaccine in Healthcare Workers Previously Infected with SARS-CoV-2