This has been shown to be less biased than Dersimonian-Laird.
See:
IntHout J, Ioannidis JP, Borm GF. The Hartung-Knapp-Sidik-Jonkman method for random effects meta-analysis is straightforward and considerably outperforms the standard DerSimonian-Laird method. BMC Med Res Methodol. 2014 Feb 18;14:25. doi: 10.1186/1471-2288-14-25.
This has been shown to be less biased than Dersimonian-Laird.
See: IntHout J, Ioannidis JP, Borm GF. The Hartung-Knapp-Sidik-Jonkman method for random effects meta-analysis is straightforward and considerably outperforms the standard DerSimonian-Laird method. BMC Med Res Methodol. 2014 Feb 18;14:25. doi: 10.1186/1471-2288-14-25.