PT - JOURNAL ARTICLE AU - Suzanne Ma TI - China's "left behind" children often suffer health consequences AID - 10.1503/cmaj.109-3674 DP - 2010 Oct 04 TA - Canadian Medical Association Journal 4099 - http://www.cmaj.ca/content/early/2010/10/04/cmaj.109-3674.short 4100 - http://www.cmaj.ca/content/early/2010/10/04/cmaj.109-3674.full