|
Five-year Clinical Performance of the New Formulation of the Levonorgestrel Intrauterine System and Serum Levonorgestrel Concentration with the New Formulation Compared to That with the Original One. |
Levonorgestrel |
B078 |
Not available |
Contraception |
Phase 3 |
|
Not available |
Not available |
|
There are substantial practical constraints to provide technical access to this legacy study data from 1996. |
December 2016 |