Figure 1
Flow chart of the study population. During 2013–2014, 138,247 alive neonates, which including 13,701 preterm neonates were born at 15 participating hospitals.
Figure 1 | Scientific Reports
Flow chart of the study population. During 2013–2014, 138,247 alive neonates, which including 13,701 preterm neonates were born at 15 participating hospitals.
