Acta Obstetricia et Gynecologica Scandinavica
Acta Obstetricia et Gynecologica Scandinavica > 98 > 6 > 787 - 794
Acta Obstetricia et Gynecologica Scandinavica > 98 > 9 > 1195 - 1203
Acta Obstetricia et Gynecologica Scandinavica > 98 > 11 > 1464 - 1472