The King Salman Humanitarian Aid and Relief Center (KSrelief) inaugurated yesterday the 7th 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's support, through KSrelief, for the medical sector in Yemen. The center's volunteer medical team, so far, has successfully performed four surgeries (open heart), and 22 therapeutic catheters for children.