1. Human chorionic gonadotropin in cervical fluid as a predictor of miscarriage 
Kayoko Takata, M.D., Nobuhiko Suganuma, M.D., Hisae Wada, M.D., Kinya Takeuchi, M.D., Kimiya Kitamura, M.D., Naohiro Kanayama, M.D. 
Fertility and Sterility 
Volume 84, Issue 3, Pages (September 2005)
DOI: /j.fertnstert
Copyright © 2005 American Society for Reproductive Medicine Terms and Conditions

2. FIGURE 1
The distributions of (A) serum and (B) cervical fluid hCG levels in normal women (open diamonds) and women who miscarried (filled circles) with singleton pregnancies.
Takata. Predicting miscarriage with cervical hCG. Fertil Steril 2005.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2005 American Society for Reproductive Medicine Terms and Conditions

3. FIGURE 2
Distribution of the ratios of cervical fluid to serum hCG concentrations (cervical hCG/serum hCG × 100) in the viable group (open diamonds) and the miscarriage group (filled circles) from 4–12 weeks.
Takata. Predicting miscarriage with cervical hCG. Fertil Steril 2005.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2005 American Society for Reproductive Medicine Terms and Conditions