Citation: Mr. Hopmann et Mb. Nothnagle, PREVERBAL COMMUNICATION STYLE AND VOCABULARY DEVELOPMENT IN NORMAL AND DEVELOPMENTALLY DELAYED INFANTS, Pediatric research, 37(4), 1995, pp. 15-15
Citation: Mr. Hopmann et Mb. Nothnagle, INTENTIONAL COMMUNICATIONS BY NORMAL AND DEVELOPMENTALLY DELAYED INFANTS IN STRUCTURED AND UNSTRUCTURED CONTEXTS, Pediatric research, 35(4), 1994, pp. 10000022-10000022
Citation: Mr. Hopmann et Mb. Nothnagle, EARLY VOCABULARY OF NORMAL AND DEVELOPMENTALLY DELAYED INFANTS - A LONGITUDINAL PERSPECTIVE, Pediatric research, 35(4), 1994, pp. 10000022-10000022