TY - JOUR T1 - Supporting Early Vocabulary Development: What Sort of Responsiveness Matters? JO - IEEE Transactions on Autonomous Mental Development PY - 2013/09/01 AU - McGillion ML AU - Herbert JS AU - Pine JM AU - Keren-Portnoy T AU - Vihman MM AU - Matthews DE ED - DO - DOI: 10.1109/TAMD.2013.2275949 VL - 5 IS - 3 SP - 240 EP - 248 Y2 - 2024/12/22 ER -