Acknowledgements
Ahmad Jitan, Kholoud Khaled
We thank the Ministry of Education in Lebanon, Palestine and Saudi Arabia, Ministries of Health and Education in Jordan and Bahrain; the schoolchildren, their parents and their teachers; The Royal Health Awareness Society in Jordan and Tatweer Education Holding Company in Saudi Arabia for project management, data collection and securing approvals; Sarah Zahr and Yasmine Aridi for referencing and proof reading. We also thank Sonia Najem, Hilda Khoury and Fadi Yarak from Lebanon; Reem Jarrar, Dr. Samar Batarseh and Khitam Hattar from Jordan; Dr. Mohammed Rimawi, Ula Daoud Mughrabi, Kawkab Khallaf, Ala Abed Aljabar Yahya, Ghaida Ahmad Jitan, Kholoud Khaled Muhalwas, Ameera Hafiz Mujahed and Aisha Ghazawi from Palestine; Dr. Mariam Ebrahim AL Hajeri, Dr. Ashwaq Abdulla Sabt, Hessa Khalid ALshaik, Aysha Mohamed Salim, Feda Ahmed AbdulRasool, Lulwah AbdulAziz AlThakir, Saad Eid Saleh, Ahmed Saad Ali, Hameeda Foad AlMudaweb and Enas Salem AlKhalaqi from Bahrain.