| scholarly article | Q13442814 |
| P356 | DOI | 10.1136/BMJ.B4012 |
| P8608 | Fatcat ID | release_mo54hgckwray3acumi3kynga2e |
| P932 | PMC publication ID | 2764034 |
| P698 | PubMed publication ID | 19841007 |
| P5875 | ResearchGate publication ID | 38022059 |
| P50 | author | Maria B. Ospina | Q38304648 |
| Lisa Hartling | Q87858561 | ||
| P2093 | author name string | Terry P Klassen | |
| Yuanyuan Liang | |||
| Nicola Hooton | |||
| Donna M Dryden | |||
| Jennifer Krebs Seida | |||
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| P407 | language of work or name | English | Q1860 |
| P921 | main subject | bias | Q742736 |
| P304 | page(s) | b4012 | |
| P577 | publication date | 2009-10-19 | |
| P1433 | published in | The BMJ | Q546003 |
| P1476 | title | Risk of bias versus quality assessment of randomised controlled trials: cross sectional study | |
| P478 | volume | 339 |
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