Clarke, M. (2002). Commentary: Searching for trials for systematic reviews: what difference does it make?
Cita Chicago (17th ed.)Clarke, M. Commentary: Searching for Trials for Systematic Reviews: What Difference Does It Make? 2002.
Cita MLA (9th ed.)Clarke, M. Commentary: Searching for Trials for Systematic Reviews: What Difference Does It Make? 2002.
Atenció: Aquestes cites poden no estar 100% correctes.