Citazione APA

Ankum, W. M. (2000). Diagnosing suspected ectopic pregnancy: HCG monitoring and transvaginal ultrasound lead the way. BMJ.

Stile di citazione Chicago

Ankum, Willem M. Diagnosing Suspected Ectopic Pregnancy: HCG Monitoring and Transvaginal Ultrasound Lead the Way. BMJ, 2000.

Citazione MLA

Ankum, Willem M. Diagnosing Suspected Ectopic Pregnancy: HCG Monitoring and Transvaginal Ultrasound Lead the Way. BMJ, 2000.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.