Improved sensitivity and specificity of a single measurement of serum progesterone over serial quantitative beta-human chorionic gonadotrophin in screening for ectopic pregnancy

1992 ◽  
Vol 7 (5) ◽  
pp. 723-725 ◽  
Author(s):  
Thomas G. Stovall ◽  
Frank W. Ling ◽  
Richard N. Andersen ◽  
John E. Buster
1979 ◽  
Vol 58 (3) ◽  
pp. 231-234 ◽  
Author(s):  
Viveca Lundström ◽  
Katarina Bremme ◽  
Peter Eneroth ◽  
Inga Nygård ◽  
Margareta Sundvall

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