Syndemic interactions between HIV/AIDS, mental health conditions, and non-communicable diseases in sub-Saharan Africa: A scoping review of contributing factors - Arvin B. Karbasi; Chukwuemeka Iloegbu; Christina Ruan; Nana Osei-Tutu; Kahini Patel; Leah Frerichs; John Patena; Dorice Vieira; Deborah Adenikinju; Lydia Samuels; Joyce Gyamfi; Emmanuel Peprah (PLoS ONE)