ヒューバート・H・ハリソンのアメリカ黒人観 : 第一次世界犬戦前の合衆国におけるカリブ系移民と人種問題に関する一考察

A speech and voice screening of a kindergarten through eight grade Hebrew day school indicated that: (1) 38 (23.4%) of the 162 children in the school exhibited chronic hoarseness, (2) the incidence was higher in the primary grades, and (3) more boys than girls exhibited the disorder. Vocal nodules w... View More