Declaration Statement
The commentary authors report no conflicts of interests and are solely responsible for the content of this structured abstract. ATM is supported by a National Health and Medical Research Council (NHMRC) Centre of Research Excellence grant in Speech and Language Neurobiology, an NHMRC Project grant [1127144] and an NHMRC Practitioner Fellowships [1105008].
Disclosure statement
No potential conflict of interest was reported by the authors.