Mothers learning simultaneous communication: the dimensions of the task.
D002648:Child; D002675:Child, Preschool; D003145:Communication Methods, Total; D012048:Correction of Hearing Impairment; D005260:Female; D006801:Humans; D007858:Learning; D009034:Mother-Child Relations; D009035:Mothers; D012046:Rehabilitation; D012813:Sign Language; D013060:Speech