Dr. Philippe Buchy says the syndrome is `` merciless '' in the way it attacks . 24 of the Fifteen patients screened have tested positive for CDC . Health officials continued on Monday to investigate the causes behind the mysterious deaths of 64 children in Cambodia after saying they had made an important discovery over the weekend . But officials say further analysis is necessary to fully solve the outbreak . At least 64 children have died mysteriously over Sunday .
Dr. Philippe Buchy says the syndrome is `` merciless '' in the way it attacks . 24 of the Fifteen patients screened have tested positive for CDC . But officials say further analysis is necessary to fully solve the outbreak . At least 64 children have died mysteriously over Sunday .