NANJING, CHINA - NOVEMBER 8: (CHINA OUT) Children suffering from cleft lip and palate wait for an examination at the Nanjing Drum Tower Hospital during registration for treatment at a campaign jointly launched by the hospital and Operation Smile International (OSI) on November 8, 2007 in Nanjing, China. The campaign will provide free reconstructive surgery for 100 cleft lip and palate sufferers in Jiangsu and neighbouring provinces. The number of Chinese babies born with birth defects such as cleft lip and palates, and extra fingers and toes, has increased by 6 per cent each year, and babies born with disabilities now account for up to 40 per cent since 2001 which concerned related to environmental pollution. China now has about 2.4 million people suffering from cleft lip and palate. (Photo by China Photos/Getty Images)