@misc{indiciaea1d4cd0c1fd4, title = {Levonorgestrel subdermal implants. Contraception on trial.}, author = {M L Frank and C DiMaria}, year = {1997}, doi = {10.2165/00002018-199717060-00002}, url = {https://pubmed.ncbi.nlm.nih.gov/9429835/}, note = {Source identifier: 9429835} }