[Chorionic antigens].
D000941:Antigens / Q000302:isolation & purification*; D002823:Chorion / Q000276:immunology*; D004589:Electrophoresis, Disc; D005321:Extraembryonic Membranes / Q000276:immunology*; D005260:Female; D006801:Humans; D005779:Immunodiffusion; D011247:Pregnancy
D000941:Antigens
Antigeny khoriona