| PESUE20 | The effect of multi-month dispensing of ART on viral load suppression rates in 18 PEPFAR-supported countries | Poster exhibition | Differentiated service delivery for HIV testing, prevention and treatment |
| EPC421 | The effect of opioid agonist therapy on HIV care cascade among PWID in Ukraine | E-poster | Strategies to improve HIV linkage and ART initiation |
| EPC200 | The effect of pregnancy on daily oral PrEP use among adolescent girls and young women in Uganda | E-poster | Scale up of PrEP |
| OAE0105 | The effect of six-month PrEP dispensing supported with interim HIV self-testing on PrEP continuation at 12 months in Kenya: a randomized implementation trial | Oral abstract session with live Q&A | Differentiated service delivery for HIV testing, prevention and treatment |
| OAC0204 | The effect of the COVID-19 pandemic on access to HIV Treatment and vertical transmission: results from the Canadian Perinatal HIV Surveillance Program | Oral abstract session with live Q&A | Effects of the COVID-19 on HIV epidemiology and prevention |
| PEMOC36 | The effect of universal testing and treatment for HIV on health-related quality of life ' data from the HPTN 071 (PopART) cluster randomised trial in Zambia and South Africa | Poster exhibition | Combination prevention strategies |
| EPA024 | The effects of in utero HIV and anti-retroviral therapy exposure on infant T-cell and monocyte activation, function and regulation of immune-modulatory pathways | E-poster | Innate immunity (including NK cells) |
| EPD450 | The effects of aerobic exercise on flow-mediated vasodilation among older persons with HIV | E-poster | Ageing with HIV |
| EPC455 | The effects of COVID- 19 on HIV detection in Mexico | E-poster | Effects of the COVID-19 on HIV epidemiology and prevention |
| EPE440 | The effects of COVID-19 on HIV and TB services in China, Guatemala, India, Nepal and Sierra Leone: A Rapid Community-Led Monitoring Study | E-poster | Optimizing HIV services (prevention, testing and/or treatment) in the COVID-19 era |