The articles you will be looking for are mainly published in the major scholarly speech pathology journals, which can be found in the databases listed below.
The American Journal of Speech-Language Pathology, American Journal of Audiology, and Journal of Speech, Language & Hearing Research can all be found in CINAHL.
You may also find it useful to look in a few other databases that contain publications specific to education, autism research, geriatrics and aging, etc.
If you have a DOI, scroll down on the Citation Linker page and enter it instead of all of the other citation information.
From the American Speech-Language-Hearing-Association (ASHA)
ASHA Journals available in EBSCOhost:
Other ASHA information pages: