PT - JOURNAL ARTICLE AU - Christopher Mason TI - Polluted waterways and physician shortages AID - 10.1503/cmaj.109-3360 DP - 2010 Oct 05 TA - Canadian Medical Association Journal PG - E689--E690 VI - 182 IP - 14 4099 - http://www.cmaj.ca/content/182/14/E689.short 4100 - http://www.cmaj.ca/content/182/14/E689.full SO - CMAJ2010 Oct 05; 182