Treffers Pe

发表

[Teenage pregnancy, a worldwide problem].

Treffers Pe, 2003 .

Breastfeeding and contraception

Treffers Pe, 1999 .

Forty years of discussion about perinatal mortality in the Netherlands

Treffers Pe, 2004 .

Abortion in Amsterdam

Treffers Pe, 1967 .

Late pregnancy interruption

Treffers Pe, 1996 .