主题词：HIV/AIDS Research and Interventions; HIV, Drug Use, Sexual Risk; HIV/AIDS drug development and treatment; HIV Research and Treatment; HIV-related health complications and treatments; Adolescent Sexual and Reproductive Health; HIV/AIDS Impact and Responses; Sex work and related issues; Pneumocystis jirovecii pneumonia detection and treatment; Global Maternal and Child Health; LGBTQ Health, Identity, and Policy; Global Public Health Policies and Epidemiology; Tuberculosis Research and Epidemiology; Hepatitis C virus research; Viral-associated cancers and disorders; Migration, Health and Trauma; Poverty, Education, and Child Welfare; COVID-19 Clinical Research Studies; African Sexualities and LGBTQ+ Issues; Hepatitis B Virus Studies; Reproductive tract infections research; Mobile Health and mHealth Applications; Syphilis Diagnosis and Treatment; Cervical Cancer and HPV Research; Vaccine Coverage and Hesitancy