(2002). Meta-analysis of controlled clinical trials / Anne Whitehead.
Chicago-čujuhus (17. p.)Meta-analysis of Controlled Clinical Trials / Anne Whitehead. 2002.
MLA-čujuhus (9. p.)Meta-analysis of Controlled Clinical Trials / Anne Whitehead. 2002.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.