Instruct: Identify the main category of Medrxiv papers based on the titles.
Query: Inconsistent directions of change in case severity across successive SARS-CoV-2 variant waves suggests an unpredictable future
Changing incidence of invasive pneumococcal disease in infants less than 90 days of age before and after introduction of the 13-valent Pneumococcal Conjugate Vaccine in Blantyre, Malawi: a 14-year hospital based surveillance study
Clinical Risk Factors for COVID-19 related Severe Outcome
Dominant Clade-featured SARS-CoV-2 Co-occurring Mutations Reveals Plausible Epistasis: An in silico based Hypothetical Model
Can we clinically identify pre-symptomatic and asymptomatic COVID-19?
Distinct patterns of cognitive outcome in young children with autism spectrum disorder receiving the Early Start Denver Model
Perceived public health threat a key factor for willingness to get the COVID-19 vaccine in Australia
Mortality after surgery with SARS-CoV-2 infection in England: A population-wide epidemiological study
Digital Health Tools for the Passive Monitoring of Depression: A Systematic Review of Methods
CHRONOSIG: Digital Triage for Secondary Mental Healthcare using Natural Language Processing - Rationale and Protocol
Persistent COVID-19 symptoms minimally impact the development of SARS-CoV-2 specific cellular immunity
Longitudinal serology in SARS-CoV-2 infected individuals in India - a prospective cohort study
Racial/ethnic disparities in sleep in mothers and infants during the Covid-19 pandemic
Added diagnostic accuracy after flutemetamol PET scanning in young patients with dementia in an academic memory clinic setting
The angiotensin type 2 receptor agonist C21 restores respiratory function in COVID19 - a double-blind, randomized, placebo-controlled Phase 2 trial
Three-month follow-up of heterologous vs homologous third vaccination in kidney transplant recipients
Reported COVID-19 Incidence in Wisconsin High School Athletes During Fall 2020
High proportion of post-acute sequelae of SARS-CoV-2 infection in individuals 1-6 months after illness and association with disease severity in an outpatient telemedicine population
Pulmonary thromboembolism in COVID-19 Patients on CT Pulmonary Angiography - A Single-Centre Retrospective Cohort Study in the United Arab Emirates
Feasibility of an online Langerian mindfulness program for stroke survivors and caregivers
Prevalence of dysphagia in patients with multiple sclerosis; a systematic review and meta-analysis
Modelling the population-level protection conferred by COVID-19 vaccination
Effect of hypersensitivity pneumonitis guideline on pathologic diagnosis of interstitial pneumonia
Observational study of HPV genitalia and oral infection in an unvaccinated population of men who have sex with men infected with HIV in Northwest Spain
The effects of maternal pre-pregnancy BMI, pregnancy smoking and alcohol consumption on molar-incisor hypomineralisation: A negative control study
Reduced ICU demand with early CPAP and proning in COVID-19 at Bradford: a single centre cohort