Reference Number 2004
| Reference Number | Description |
|---|---|
| 2004 | Penland JG, Johnson PE. Dietary calcium and manganese effects on menstrual cycle symptoms. Am J Obstet Gynecol 1993;168:1417-23. View abstract. |
| Reference Number | Description |
|---|---|
| 2004 | Penland JG, Johnson PE. Dietary calcium and manganese effects on menstrual cycle symptoms. Am J Obstet Gynecol 1993;168:1417-23. View abstract. |