@misc{indiciae909dd60a3ce0, title = {Subdermal levonorgestrel implants: serum androgens.}, author = {M I Osman and M I Abdalla and M H Toppozada and M A Bayad and I I Ibrahim and E Z Hafez}, year = {1983}, url = {https://pubmed.ncbi.nlm.nih.gov/12338632/}, note = {Source identifier: 12338632} }