“…Outbreaks due to VPDs continue to occur in various healthcare settings globally, threatening patients, HCP, and healthcare services [ 14 , 15 , 16 , 17 , 18 , 19 , 20 , 21 ]. Indeed, compliance with recommendations for vaccination among HCP is often suboptimal [ 22 , 23 , 24 , 25 , 26 , 27 , 28 , 29 , 30 ]. Consequently, to sustain vaccine-acquired herd immunity and vaccination policies, the immunization coverage of the HCP must reach the fixed threshold rates [ 31 ].…”