@misc{indiciae2eb37b778333, title = {The Mirena levonorgestrel system.}, author = {C Jay McGavigan and Iain T Cameron}, year = {2003}, doi = {10.1358/dot.2003.39.12.799415}, url = {https://pubmed.ncbi.nlm.nih.gov/14747842/}, note = {Source identifier: 14747842} }