The sex ratio of neonatal deaths in Japan.
D001699:Biometry; D006801:Humans; D007223:Infant; D007231:Infant, Newborn / Q000706:statistics & numerical data; D007564:Japan; D066087:Perinatal Death; D012727:Sex Characteristics; D012744:Sex Ratio; D014798:Vital Statistics
INFANT, NEWBORN/statistics; SEX CHARACTERISTICS; VITAL STATISTICS