By Torres Jennifer M   De Vries Raymond G   in The Journal of Perinatal Education

ISSN:1548-8519|18|1|12-24

Springer Publishing Company ‎(2009)‎

Access to resources Favorite 15.03811

By De Vries Raymond G.   in The Journal of Perinatal Education

ISSN:1548-8519|21|1|9-10

Springer Publishing Company ‎(2012)‎

Access to resources Favorite 5.0448527

By De Vries Charlotte A.   De Vries Raymond G.   in The Journal of Perinatal Education

ISSN:1548-8519|16|4|38-48

Springer Publishing Company ‎(2007)‎

Access to resources Favorite 3.153033

By De Vries Raymond G.   Nieuwenhuijze Marianne   van Crimpen Rafael   in International Journal of Childbirth

ISSN:2156-5295|1|1|61-64

Springer Publishing Company ‎(2011)‎

Access to resources Favorite 3.153033