AU - Hanzlik, Shane AU - Mahabir, Raman C. AU - Baynosa, Richard C. AU - Khiabani, Kayvan T. TI - Levels of Evidence in Research Published in The Journal of Bone and Joint Surgery (American Volume) Over the Last Thirty Years PT - JOUR DP - 2009 TA - The Journal of Bone & Joint Surgery PG - 425-428 VI - 91 IP - 2 AID - 10.2106/JBJS.H.00108 [doi] 4100 - http://dx.doi.org/10.2106/JBJS.H.00108 SO - The Journal of Bone & Joint Surgery February 1, 2009 91(2):425