Development of New Prenatal Diagnostic Tests From Maternal Blood

Inclusion Criteria: * Mother and father-to-be both older than 18 years old * Mother and father-to-be affiliated to social security * Mother and father-to-be have good understanding of the protocol * Pregnancy of the mother-to-be attested Exclusion Criteria: * Mother and father-to-be are younger than 18 years old * Mother and/or father-to be refusing to participate