1. Occurrence of menses or pregnancy after cessation of a continuous oral contraceptive 
Anne R. Davis, M.D., Robin Kroll, M.D., Barbara Soltes, M.D., Nan Zhang, Ph.D., Gary S. Grubb, M.D., M.P.H., Ginger D. Constantine, M.D. 
Fertility and Sterility 
Volume 89, Issue 5, Pages (May 2008)
DOI: /j.fertnstert
Copyright © 2008 American Society for Reproductive Medicine Terms and Conditions

2. Figure 1
Time to return to spontaneous menses or pregnancy: Kaplan-Meier survival function estimates in the completer population.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2008 American Society for Reproductive Medicine Terms and Conditions

3. Figure 2
Relationship between length of last amenorrhea interval (in preceding study) and time to return to menses (in the current study) using a quadratic regression model.
Fertility and Sterility  , DOI: ( /j.fertnstert )
Copyright © 2008 American Society for Reproductive Medicine Terms and Conditions