[A new stage].
Fernández del Castillo
Carlos
C
Delgado Urdapilleta
Jorge
J
Castelazo Morales
Ernesto
E
D006176:Gynecology; D008800:Mexico; D009774:Obstetrics; D010506:Periodicals as Topic / Q000592:standards*; D011643:Publishing / Q000592:standards*