Urine and serum pregnancy tests compared.
Emancipator
K
K
D006063:Chorionic Gonadotropin / Q000097:blood / Q000652:urine*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011258:Pregnancy Tests / Q000379:methods*; D011863:Radioimmunoassay
D006063:Chorionic Gonadotropin