Human chorionic gonadotropin testing for early pregnancy viability and complications

Incidence of Early Loss of Pregnancy

1988 • 2,216 citations

False diagnosis and needless therapy of presumed malignant disease in women with false-positive human chorionic gonadotropin concentrations

2000 • 244 citations

Immunoassay of human chorionic gonadotropin, its free subunits, and metabolites

1997 • 230 citations

Carbohydrate and peptide structure of the α- and β-subunits of human chorionic gonadotropin from normal and aberrant pregnancy and choriocarcinoma

1997 • 227 citations

Nonsurgical Treatment of Ectopic Pregnancy

2000 • 184 citations

Detection of Early Pregnancy Forms of Human Chorionic Gonadotropin by Home Pregnancy Test Devices

2001 • 149 citations

Utility of Commonly Used Commercial Human Chorionic Gonadotropin Immunoassays in the Diagnosis and Management of Trophoblastic Diseases

2001 • 142 citations

Measuring early pregnancy loss: laboratory and field methods

1985 • 138 citations

Hyperglycosylated Human Chorionic Gonadotropin (Invasive Trophoblast Antigen) Immunoassay: A New Basis for Gestational Down Syndrome Screening

1999 • 118 citations

Heterophilic Antibodies Remain a Problem for the Immunoassay Laboratory

1997 • 115 citations

Natural Limits of Pregnancy Testing in Relation to the Expected Menstrual Period

2001 • 108 citations

Early pregnancy human chorionic gonadotropin (hCG) isoforms measured by an immunometric assay for choriocarcinoma-like hCG

1999 • 86 citations

Increased concentration of the free β‐subunit of human chorionic gonadotropin in hyperemesis gravidarum

1994 • 66 citations

Ectopic pregnancy: an update

2000 • 60 citations

Relationship between blood and urine concentrations of intact human chorionic gonadotropin and its free subunits in early pregnancy.

1987 • 55 citations

Interstitial Heterotopic Pregnancy in a Woman Conceiving by In Vitro Fertilization After Bilateral Salpingectomy

2001 • 50 citations

Reproductive outcome after linear salpingostomy for ectopic gestation: a prospective 3-year follow-up

1992 • 46 citations

Ectopic pregnancy

2000 • 46 citations

Hyperglycosylated hCG (Invasive Trophoblast Antigen) Immunoassay: a New Basis for Gestational Down Syndrome Screening

2000 • 24 citations

Urine β-Core Fragment, a Potential Screening Test for Ectopic Pregnancy and Spontaneous Abortion

1997 • 12 citations