TY  - SER
AU  - 
AU  - 
AU  - 
AU  - 
TI  - A primer on selected aspects of evidence-based practice relating to questions of treatment, part 1: : asking questions, finding evidence, and determining validity
PY  - 2008///
CY  - Estados Unidos: 
PB  - Journal of orthopaedic & sport physical therapy, 
ER  -