title: Presence of an immunosuppressive factor in human pregnancy serum.
authors.forename: A
authors.initials: A
authors.lastname: Aarli
authors.forename: E K
authors.initials: EK
authors.lastname: Kristoffersen
authors.forename: T S
authors.initials: TS
authors.lastname: Jensen
authors.forename: E
authors.initials: E
authors.lastname: Ulvestad
authors.forename: R
authors.initials: R
authors.lastname: Matre
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D011247:Pregnancy / Q000097:blood*; D013491:Suppressor Factors, Immunologic / Q000097:blood*
chemical_list: D013491:Suppressor Factors, Immunologic