1. Royal Medical Services, Amman 11855, Jordan
2. Community Nursing Department, School of Nursing, The University of Jordan, Amman 11942, Jordan
3. Department of Hygiene, Epidemiology and Medical Statistics, Medical School, National and Kapodistrian University of Athens, Mikras Asias 75, 11527 Athens, Greece
4. Health Center Medical Laboratory Technician, Jordan University of Science and Technology, Irbid 22110, Jordan
5. Department of Nursing, School of Health Sciences, Hellenic Mediterranean University, 71410 Heraklion, Greece
6. Department of Community Health Nursing, College of Nursing, Princess Nourah bint Abdulrahman University, Riyadh 11671, Saudi Arabia