Factors influencing mental health service delivery during public health emergencies: a scoping review protocol.

Considering the diverse research methodologies and the varied applicability of services in different contexts of PHEs, this review will offer insights into the type, effectiveness, and implementation barriers and facilitators of mental health interventions and supports delivered during PHEs. By employing the "Four Ss" framework, the review will guide decision-making bodies in identifying effective and practical aspects of mental health system operations during emergencies.