World Health Organization. Neonatal and Perinatal Mortality: Country, regional and global estimates.
Chicagoスタイル(17版)引用形式World Health Organization. Neonatal and Perinatal Mortality: Country, Regional and Global Estimates.
MLA(8版)引用形式World Health Organization. Neonatal and Perinatal Mortality: Country, Regional and Global Estimates.
警告: この引用は必ずしも正確ではありません.