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Sleep and Biological Rhythms 16 (1), 125-132

DM Abdulah, RS Piro

Annals of Saudi Medicine 38 (1), 537-544

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Sleep medicine 58, 13-17

YY Ali, AD Morad, PR Sabri

Fukushima journal of medical science

DM Abdulah, SS Miho Alhakem, RS Piro

Nordic Journal of Music Therapy 28 (1), 27-40

RS Piro, TA Rahim

Arab Journal of Psychiatry 24 (2), 102-108