The clinical performance of the M4 decision support model to triage women with a pregnancy of unknown location as at low or high risk of complications

Triaging pregnancies of unknown location: the performance of protocols based on single serum progesterone or repeated serum hCG levels

(2014) S. Guha et al.   HUMAN REPRODUCTION

Assessing calibration of multinomial risk prediction models

(2014) Kirsten Van Hoorde et al.   STATISTICS IN MEDICINE

Rationalizing the management of pregnancies of unknown location: temporal and external validation of a risk prediction model on 1962 pregnancies

(2013) B. Van Calster et al.   HUMAN REPRODUCTION

Diagnosing ectopic pregnancy and current concepts in the management of pregnancy of unknown location

(2013) E. Kirk et al.   HUMAN REPRODUCTION UPDATE

Methotrexate or expectant management in women with an ectopic pregnancy or pregnancy of unknown location and low serum hCG concentrations? A randomized comparison

(2012) N. M. van Mello et al.   HUMAN REPRODUCTION

Diagnostic value of serum hCG on the outcome of pregnancy of unknown location: a systematic review and meta-analysis

(2012) N.M. van Mello et al.   HUMAN REPRODUCTION UPDATE

Extending thec-statistic to nominal polytomous outcomes: the Polytomous Discrimination Index

(2012) Ben Van Calster et al.   STATISTICS IN MEDICINE

Introduction of a single visit protocol in the management of selected patients with pregnancy of unknown location: a prospective study

(2011) M Cordina et al.   BJOG-AN INTERNATIONAL JOURNAL OF OBSTETRICS AND GYNAECOLOGY

Pregnancy of unknown location: a consensus statement of nomenclature, definitions, and outcome

(2010) Kurt Barnhart et al.   FERTILITY AND STERILITY

hCG as a patient

(2010) D. Jurkovic   ULTRASOUND IN OBSTETRICS & GYNECOLOGY

Pregnancies of unknown location

(2009) Emma Kirk et al.   BEST PRACTICE & RESEARCH CLINICAL OBSTETRICS & GYNAECOLOGY

The optimal timing of an ultrasound scan to assess the location and viability of an early pregnancy

(2009) C. Bottomley et al.   HUMAN REPRODUCTION

Why are some ectopic pregnancies characterized as pregnancies of unknown location at the initial transvaginal ultrasound examination?

(2008) Emma Kirk et al.   ACTA OBSTETRICIA ET GYNECOLOGICA SCANDINAVICA

The hCG ratio can predict the ultimate viability of the intrauterine pregnancies of uncertain viability in the pregnancy of unknown location population

(2008) T. Bignardi et al.   HUMAN REPRODUCTION