Measurement
PPVT-4: Peabody Picture Vocabulary Test - 4th edition
Reference and/or access link:
Krasileva, K. E., Sanders, S. J., & Bal, V. H. (2017). Peabody Picture Vocabulary Test: Proxy for verbal IQ in genetic studies of autism spectrum disorder. Journal of autism and developmental disorders, 47(4), 1073-1085.