Researchers say more prevention measures necessary
                                
                                
                                    (Newser) -
                                    Almost 10,000 infants are injured in crib and playpen accidents every year, researchers have concluded, after studying 19 years of ER data. The injuries generally hit 1- and 2-year-old toddlers who were just big enough to try to climb out,  the AP  reports. Researchers recommend more safety measures, although...