1. Hourly human chorionic gonadotropin secretion profiles during the peri-implantation period of successful pregnancies 
Pete N. Lohstroh, Ph.D, James W. Overstreet, M.D., Ph.D., Dennis R. Stewart, Ph.D., Steven T. Nakajima, M.D., Jeffrey R. Cragun, M.D., Stephen P. Boyers, M.D., Bill L. Lasley, Ph.D. 
Fertility and Sterility 
Volume 87, Issue 6, Pages (June 2007)
DOI: /j.fertnstert
Copyright © 2007 American Society for Reproductive Medicine Terms and Conditions

2. FIGURE 1
Plots of daily group average (±SE): (A) transverse mean (TM, (B) linear regression slope, and (C) coefficient of variation (CV) analysis parameters for hourly hCG secretion data aligned by days after gonadotropin surge.
Lohstroh. Hourly peri-implantation hCG patterns. Fertil Steril 2007.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2007 American Society for Reproductive Medicine Terms and Conditions

3. FIGURE 2
Plots of individual hourly hCG secretion data aligned by time of day for (A) 9, (B) 10, and (C) 11 days after gonadotropin surge (LH+9 to +11).
Lohstroh. Hourly peri-implantation hCG patterns. Fertil Steril 2007.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2007 American Society for Reproductive Medicine Terms and Conditions