| A41 | Epidemiological history of hepatitis B virus in Portugal and the Portuguese role in its spreading across the world | E-poster | Co-infection: Viral hepatitis |
| A41 | HIV-1 Tat stimulates hepatitis B surface antigen expression in hepatocytes co-infected with HIV and hepatitis B virus | E-poster | Co-infection: Viral hepatitis |
| A42 | High prevalence of bacterial sexually transmitted infections among Brazilian adolescents' men who have sex with men in Northeast Brazil | E-poster | Co-infection: STIs, including HPV |
| A42 | Bacterial STI rates by pharyngeal, urethral and rectal sites among adolescents' men who have sex with men in Northeast Brazil: the importance of comprehensive sample collection sites | E-poster | Co-infection: STIs, including HPV |
| A43 | SARS-Cov-2 immunity in COVID-19 convalescent individuals living with HIV: bulk immune profiling and SARS-CoV-2 specific humoral and cellular immune responses | Oral abstract session with live Q&A | Co-infection: SARS-Co-V2 |
| A43 | SARS-CoV-2-seronegative subjects target CTL epitopes in the SARS-CoV-2 nucleoprotein cross-reactive to common cold coronaviruses | Oral abstract session with live Q&A | Co-infection: SARS-Co-V2 |
| A43 | Systematic review: COVID-19 and HIV, risk of hospitalization/ICU admission and mortality | E-poster | Co-infection: SARS-Co-V2 |
| A43 | Sars-COV-2 and HIV in Brazil: a dangerous combination | E-poster | Co-infection: SARS-Co-V2 |
| A45 | Defining an adipose tissue single cell atlas to understand metabolic disease in HIV | On-demand oral abstract session | Co-morbidities: Non-communicable diseases |
| A45 | The association of cardiovascular risk factors and disease in people living with HIV in the UK: a retrospective matched cohort study | On-demand oral abstract session | Co-morbidities: Non-communicable diseases |