Background: This research examines the importance of perceived organizational support (POS) and self efficacy (SE) in optimizing job performance (JP) through work wngagement (WE) in medical recorders. Optimal performance of medical recorders will have an impact on improving the quality of health services. Purpose: This paper aims to determine the effects of POS and SE on WE and JP. th... https://stilleners.shop/product-category/engine-components/