KOGA, K [IMMUNOLOGICAL EXAMINATION OF CHORIONIC GONADOTROPINS]. [electronic resource] - [Sanfujinka chiryo] Obstetrical and gynecological therapy Oct 1963 - 389-97 p. digital Publication Type: Journal Article ISSN: 0558-471X Subjects--Topical Terms: Antigen-Antibody ReactionsChoriocarcinomaChorionic GonadotropinGonadotropinsPrecipitin TestsPregnancyUrine