| P6099 | clinical trial phase | phase IV clinical trial | Q42825046 |
| P17 | country | United States of America | Q30 |
| P582 | end time | 2019-12-01 | |
| P4135 | maximum age | 25 | |
| P2899 | minimum age | 18 | |
| P1132 | number of participants | 6 | |
| P4844 | research intervention | calcium oxalate | Q412399 |
| | combined oral contraceptives | Q50429939 |
| | postcoital contraceptives | Q50429947 |
| P859 | sponsor | Pennsylvania State University | Q739627 |
| P580 | start time | 2015-01-01 | |
| P8363 | study type | interventional study | Q78089383 |
| P1476 | title | The Effect of Oral vs. Non-oral Contraceptive Therapy on Bone Turnover Using 41Ca Methodology | |