Evaluation of the occurrence and severity of acne after insertion of a levonorgest...
Eating behavior and quality of life in young women from the exchange of contracept...
Randomized experimental study of the use of the levonorgestrel-releasing intrauter...
Body composition and bone mineral density in userrs of the etonogestrel-releasing ...
Effectiveness and duration of use of long term contraceptives
Evaluate various clinical aspects of the use of Levonorgestrel intrauterine system...
Effectiveness and duration of use of long term contraceptives