Abdolmajidi,F. , , Falahzadeh,S. , , Golchin-Namdari,A. , and Kohzadi,S. . "Assessment of Sound Loudness Using Self-Assessment Profile of Aided Loudness (PAL) Questionnaire in Young Individuals and Elderlies with Moderate and Severe Hearing Loss Using Hearing Aid", Journal of Research in Rehabilitation Sciences, 13, 3, 2017, 118-124. doi: 10.22122/jrrs.v13i3.2796