Pooled incidence and predictors of infant mortality in low- and middle-income countries using gamma shared frailty model: Insights for achieving the Sustainable Development Goals - Dejen Kahsay Asgedom; Habtamu Solomon Demeke; Etsay Woldu Anbesu; Ausman Ahmed Mohammed; Simachew Getaneh Endalamew; Bewuketu Terefe; Solomon Keflie Assefa; Asefa Asimasu Taddese (PLoS ONE, 2026)