Hypoxemia detection and oxygen therapy practices in neonatal and pediatric wards across seven district and referral hospitals in Rwanda - Mushumbamwiza, Hyacinthe; Webster, Harriet H.; Kayitesi, Christine; Miller, Jasmine; Chizyuka, Nang’andu; Musabirema, Felix; Ngwije, Alida; Kateera, Brenda; Musafiri, Sanctus; Tuyisenge, Lisine; Graham, Hamish R.; Lam, Felix; et al. (Frontiers in Pediatrics, 2025)