Instruct: Identify the main category of the given medRxiv paper based on its title.
Query: HIV service interruptions during the COVID-19 pandemic in China: the role of HIV service challenges and institutional response from healthcare professional's perspective
HLA Class I and Plasma Viral Load of HIV-1 in Sexually Transmitted and Reproductive Tract Infections among Heterosexual Serodiscordant couples in Nigeria
Encephalopathies associated with severe COVID-19 present specific neurovascular unit alterations without evidence of strong neuroinflammation
Mitigating the identity and health threat of COVID-19: Perspectives of Middle-Class South Asians living in the UK
Detection of mosaic chromosomal alterations in children with severe developmental disorders recruited to the DDD study
Pre-Exposure Prophylaxis with Various Doses of Hdroxychloroquine among high-risk COVID 19 Healthcare Personnel: CHEER randomized controlled trial
Maladaptive Self-Focused Attention and Default Mode Network Connectivity: A Transdiagnostic Investigation Across Social Anxiety and Body Dysmorphic Disorders
Effects of stricter management guidelines on return-to-play timeframes following concussion in professional Australian Rules football
Initial SARS-CoV-2 vaccination response can predict booster response for BNT162b2 but not for AZD1222
Structural adjustment programmes and infectious disease mortality
Mental Health Utilization in Children in the time of COVID-19
Mask mandate and use efficacy in state-level COVID-19 containment
Obesity and COVID-19 Mortality: A Cross-Country Analysis
Seven-month kinetics of SARS-CoV-2 antibodies and protective role of pre-existing antibodies to seasonal human coronaviruses on COVID-19
Asynchronous influenza vaccination and adverse maternal-child health outcomes in the Brazilian semiarid, 2013 to 2018: the INFLUEN-SA Study
Mental Illness Self-Stigma in Young People: A Scoping Review Protocol
Biomarkers of endothelial dysfunction and outcomes in coronavirus disease 2019 (COVID-19) patients: a systematic review and meta-analysis
COVID-19 outcomes in hospitalized puerperal, pregnant, and neither pregnant nor puerperal women: a population study
Integrative genomic analyses in adipocytes implicate DNA methylation in human obesity and diabetes
Assessment of Airborne Disease Transmission Risk and Energy Impact of HVAC Mitigation Strategies
Locus Coeruleus Integrity in Older Adults with and without Chronic Pain
A functional TGFB1 polymorphism in the donor associates with long-term graft survival after kidney transplantation.
Does Metformin Decrease Mortality in Patients with Type 2 Diabetes Mellitus Hospitalized for COVID-19? A Multivariable and Propensity Score-adjusted Meta-analysis
Using rapid (point-of-care) tests for COVID-19: A decision analysis comparing the expected benefit of two screening strategies
Long term antibody response to SARS-CoV-2 in children
What can we learn from COVID-19 data by using epidemic models with unidentified infectious cases?