Instruct: Identify the main category of Medrxiv papers based on their titles.
Query: Trends and country-level variation in age at first sex in sub-Saharan Africa among birth cohorts entering adulthood between 1985 and 2020
Characterising long term Covid-19: a living systematic review
Signal Intensity Normalization of Multispectal Magnetic Resonance Images Obtained with Clinical Sequences
Bias as a source of inconsistency in ivermectin trials for COVID-19: A systematic review
COVID-19 vaccine effectiveness during a prison outbreak when the Omicron was the dominant circulating variant, Zambia, December 2021
Epidemiology and medical costs of orthopedic conditions in a tertiary hospital in Kenya; A five-year analysis of admission data.
BNT162b2 mRNA Vaccine Effectiveness Given Confirmed Exposure; Analysis of Household Members of COVID-19 Patients
Epidemiology of post-COVID syndrome following hospitalisation with coronavirus: a retrospective cohort study
Development of low-cost serological immunoassay to detect antiviral antibodies to Sars-Cov-2 Spike protein
Outdoor long-range transmission of COVID-19 and patient zero
Pre-pandemic SARS-CoV-2 potential natural immunity among population of the Democratic Republic of Congo
A Prenylated dsRNA Sensor Protects Against Severe COVID-19 and is Absent in Horseshoe Bats
Supporting first FSH dosage for ovarian stimulation with Machine Learning
Association between prenatal alcohol exposure and children's facial shape. A prospective population-based cohort study
Late Combination shows that MEG adds to MRI in classifying MCI versus Controls
Integration of genetic colocalizations with physiological and pharmacological perturbations identifies cardiometabolic disease genes
A new estimation method for COVID-19 time-varying reproduction number using active cases
Temperature and Low-stakes Cognitive Performance
Awake prone position in adult nonintubated patients with acute hypoxaemic respiratory failure secondary to COVID-19:A multi-centre feasibility randomized controlled trial
Contributions of age and clinical depression to metacognitive performance
Early Detection of COVID-19 Outbreaks Using Human Mobility Data
The Genetic Architecture of Alzheimers Disease Risk: A Genomic Structural Equation Modelling Study
A Delphi process to determine clinicians attitudes and beliefs towards paediatric major incident triage within the United Kingdom.
Automated differentiation of malignant and benign primary solid liver lesions on MRI: an externally validated radiomics model
Assessing the Effects of Behavioral Circadian Rhythm Disruption in Shift-Working Police Academy Trainees
Long-term Services and Supports, Cognitive Impairment, and Disease Management among Older Chinese Adults