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Marschik, Peter B., Katrin D. Bartl-Pokorny, Jeff Sigafoos, Leo Urlesberger, Florian Pokorny, Robert Didden, Christa Einspieler, and Walter E. Kaufmann. "Development of Socio-communicative Skills in 9- to 12-month-old Individuals With Fragile X Syndrome." Res Dev Disabil 2014.

Marschik, Peter B., et al. "Development of Socio-communicative Skills in 9- to 12-month-old Individuals With Fragile X Syndrome." Res Dev Disabil 2014.