@misc{indiciae8104b4daff32, title = {How contraceptive use patterns differ by pregnancy intention: implications for counseling.}, author = {R Petersen and J A Gazmararian and K Anderson Clark and D C Green}, doi = {10.1016/s1049-3867(01)00090-1}, url = {https://pubmed.ncbi.nlm.nih.gov/11566285/}, note = {Source identifier: 11566285} }