TY  - RPRT
TI  - New directions in IUCD development.
AU  - W A van Os
AU  - D A Edelman
PY  - 1998
DO  - 10.1023/a:1006523626646
UR  - https://pubmed.ncbi.nlm.nih.gov/9587007/
ID  - 9587007
ER  -