Instruct: Identify the main category of the given Medrxiv paper based on its title.
Query: Impact of vaccination in reducing Hospital expenses, Mortality and Average length of stay among COVID 19 patients. A retrospective cohort study from India
POST-COVID-19 SYNDROME, INFLAMMATORY MARKERS AND SEX DIFFERENCES
Chronic Obstructive Pulmonary Disease Does Not Impair Responses to Resistance Training
Protocol: A two-wave cross-sectional study in England investigating suicidal behaviour and self-harm amongst healthcare workers during the Covid-19 pandemic
The impact of the COVID-19 pandemic on the provision & utilisation of primary health care services in Goma, Democratic Republic of the Congo, Kambia district, Sierra Leone & Masaka district, Uganda
The Anorexia Nervosa Care Pathway: Closing the Treatment Gap to Improve Care for Patients Admitted to Medical Hospitals
Using aggregate patient data at the bedside via an on-demand consultation service
Unpicking the Gordian knot: Mendelian randomization to elucidate the risk factors for infectious diseases, using EBV as a model pathogen
Comparative assessment of SARS-CoV-2 serology in healthcare workers with Abbott Architect, Roche Elecsys and The Binding site ELISA immunoassays.
Vaccine effectiveness with BNT162b2 (Comirnaty, Pfizer-BioNTech) vaccine against reported SARS-CoV-2 Delta and Omicron infection among adolescents, Norway, August 2021 to January 2022
Identifying Dietary Consumption Patterns from Survey Data: a Bayesian Nonparametric Latent Class Model
A systematic review of the concept 'male involvement in maternal health' by natural language processing and descriptive analysis.
Seroprevalence of COVID-19 in HIV Population
Heart Block in patients with COVID-19
A randomized placebo-controlled clinical trial of Nicotinamide Riboside and Pterostilbene supplementation in experimental muscle injury in elderly subjects
Demographic and socioeconomic factors predict maternal postpartum rehospitalization: a retrospective nuMoM2b dataset study
Misinformation can prevent the suppression of epidemics
Regional atrophy and cognitive decline depend on definition of subjective cognitive decline
Impact of booster COVID-19 vaccine for Moroccan adults: A discrete age-structured model approach
COVID-19 testing: disparity between national and institution-based case detection
E-cadherin Gene Promoter Hyper-methylation in Blood Samples from Breast Cancer Cases
Incidence of COVID-19 reinfection among Midwestern healthcare employees
Use of Low-Dose Decitabine with or without Tyrosine Kinase Inhibitors in Advanced Phase Chronic Myelogenous Leukemia: A Systemic Review and Metaanalysis
Glucose metabolism reflects local atrophy and tau pathology in symptomatic Alzheimers disease
Lesions in putative language and attention regions are linked to more severe strokes in patients with higher white matter hyperintensity burden
Public Health Impact of the Pfizer-BioNTech COVID-19 vaccine (BNT162b2) in the first year of rollout in the United States