Trends in male: female ratio among newborn infants in 29 countries from five continents

Verfasser / Beitragende:
[F Parazzini, C La Vecchia, F Levi, S Franceschi]
Ort, Verlag, Jahr:
1998
Enthalten in:
Hum Reprod, 13(1998), 1394-1396
Format:
Artikel (online)
ID: 439437326