[Early detection of neoplastic cells].
D000595:Amino Acid Sequence; D000818:Animals; D006063:Chorionic Gonadotropin / Q000032:analysis / Q000302:isolation & purification; D005260:Female; D006801:Humans; D011247:Pregnancy; D011863:Radioimmunoassay; D014328:Trophoblastic Neoplasms / Q000175:diagnosis* / Q000378:metabolism
D006063:Chorionic Gonadotropin