TY - GEN AU - Beynnon,Bruce D TI - Risk factors for knee ligament trauma SN - 0190-6011 PY - 2005///0422 KW - Anterior Cruciate Ligament Injuries KW - Estradiol KW - blood KW - Female KW - Humans KW - Joint Instability KW - metabolism KW - Knee Injuries KW - Male KW - Progesterone KW - Prospective Studies KW - Retrospective Studies KW - Risk Factors N1 - Publication Type: Journal Article ER -