Incidence and predictors of preterm neonatal mortality at public hospitals in Eastern Ethiopia: A prospective follow-up study - Teshale Mengesha; Tsegasew Embiale; Dawit Melese; Natnael Dechasa Gemeda; Mickiale Hailu; Aminu Mohamed; Alemu Guta; Yomilan Geneti; Muluken Yigezu; Tewodros Getnet Amera (PLoS ONE, 2025)