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Peer reviewed Peer reviewed
Frankenburg, William K.; And Others – Child Development, 1971
Results indicate that the test-retest stability of the DDST is quite satisfactory for a screening test. (Authors/MB)
Descriptors: Examiners, Measurement Techniques, Observation, Preschool Children
Peer reviewed Peer reviewed
Thorpe, Helene S.; Werner, Emmy E. – Pediatrics, 1974
Descriptors: Communication Skills, Developmental Disabilities, Examiners, Exceptional Child Services