TY - GEN AU - Nicholas,J A TI - Risk factors, sports medicine and the orthopedic system: an overview SN - 0090-4201 PY - 1976///0324 KW - Adolescent KW - Adult KW - Age Factors KW - Arm Injuries KW - diagnosis KW - Athletic Injuries KW - epidemiology KW - Female KW - Health Education KW - Humans KW - Knee Injuries KW - Male KW - Middle Aged KW - Orthopedics KW - Physical Education and Training KW - Physical Fitness KW - Sports Medicine KW - Task Performance and Analysis KW - United States N1 - Publication Type: Journal Article UR - https://doi.org/10.1177/036354657500300507 ER -