$$\rightleftharpoonup{xx}$$
$$\longleftharp{xx}$$,
$$\longrightharp{xx}$$,
A correction was made to Assessment of Cerebral Lateralization in Children using Functional Transcranial Doppler Ultrasound (fTCD). In step 17 of the protocol the time period of interest was corrected from
"This period of interest is 7 to 17 seconds following the start of the 'talk' command..."
to
This period of interest is 4 to 14 seconds following the start of the 'talk' command..."
Figures 2 and 5 were also updated from:

Figure 2

Figure 5
to

Figure 2

Figure 5
A link was also updated from:
http://psyweb.psy.ox.ac.uk/oscci/Miscellaneous.htm
to
https://databank.ora.ox.ac.uk/general/datasets/Freezefoot