The impact of the hand hygiene role model project on improving healthcare workers’ compliance: A quasi-experimental observational study oleh Amal Al-Maani, Adil Al Wahaibi, Najla Al-Zadjali, Jabir Al-Sooti, Maryam AlHinai, Amal Al Badawi, Afaf Al Saidi, Noora AlZadjali, Waleed Elshoubary, Khalid Al-Harthi, Seif Al-Abri