Assessment of vaccine wastage rates missed opportunities and related knowledge attitudes and practices during introduction of a second dose of measles-containing vaccine into Cambodia’s national immunization program

摘要

IntroductionMissed opportunities for vaccination (MOV) can result in inadequate protection against disease. Although healthcare provider reluctance to open multi-dose, lyophilized vaccine vials (particularly the measles-containing vaccine [MCV]) for every eligible child due to concerns about wasting vaccine is a known reason for MOV, little is known about providers’ related attitudes and practices.