AU - Bhandari, Mohit AU - Morshed, Saam AU - TornettaIII, Paul AU - Schemitsch, Emil H. TI - Design, Conduct, and Interpretation of Nonrandomized Orthopaedic Studies: A Practical Approach(All) Evidence Matters PT - JOUR DP - 2009 TA - The Journal of Bone & Joint Surgery PG - 1-1 VI - 91 IP - Supplement_3 AID - 10.2106/JBJS.H.01747 [doi] 4100 - http://dx.doi.org/10.2106/JBJS.H.01747 SO - The Journal of Bone & Joint Surgery May 1, 2009 91(Supplement_3):1