Change in male proportion among newborn infants.
Parazzini
F
F
La Vecchia
C
C
Chatenoud
L
L
Chiaffarino
F
F
Benzi
G
G
D003718:Denmark; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007558:Italy; D008297:Male; D009426:Netherlands; D012744:Sex Ratio