AU - Simunovic, Nicole AU - Sprague, Sheila AU - Bhandari, Mohit TI - Methodological Issues in Systematic Reviews and Meta-Analyses of Observational Studies in Orthopaedic Research PT - JOUR DP - 2009 TA - The Journal of Bone & Joint Surgery PG - 87-94 VI - 91 IP - Supplement_3 AID - 10.2106/JBJS.H.01576 [doi] 4100 - http://dx.doi.org/10.2106/JBJS.H.01576 SO - The Journal of Bone & Joint Surgery May 1, 2009 91(Supplement_3):87