EFFECTS OF SLEEP QUALITY, INCOME LEVEL AND COMORBID CONDITIONS ON QUALITY OF LIFE IN A TURKISH ELDERLY POPULATION: A MULTICENTRE STUDY
Fatih ESKİN,
Engin Burak SELÇUK,
Recep BENTLİ,
Mehmet GÜNDÜZ,
Recep DURSUN,
Cahfer GÜLOLU,
Hüseyin GÜRBÜZ,
Yılmaz ZENGİN,
Hasan Mansur DURGUN,
Mustafa İÇER,
Ercan GÜNDÜZ,
Yusuf YEŞİL,
Mehmet Nezir GÜLLÜ