Mattel Inc...recalled millions more Chinese-made toys on Tuesday due to hazards from small, powerful magnets and lead paint...The company's second recall this month came as it launched a national advertising campaign to assure consumers it is on top of product safety...The U.S. Consumer Product Safety Commission said it had received hundreds of reports of magnets coming loose. It said it had previously received reports of three children swallowing more than one magnet and suffering intestinal perforations that required surgery..."The safety of children is our primary concern, and we are deeply apologetic to everyone affected," Mattel Chief Executive Robert Eckert said in a statement on Tuesday.