King Salman Humanitarian Aid and Relief Center (KSrelief) inaugurated Tuesday the 9th voluntary medical Pediatric Cardiac Surgery project, as part of the "Saudi Pulse" voluntary program for heart diseases and surgeries for children in Mukalla, Hadramout, which comes as an extension of the Kingdom of Saudi Arabia's support, through KSrelief, for the medical sector in Yemen. The center's volunteer medical team has successfully performed seven open-heart surgeries, and 19 therapeutic catheters for children so far.