TY - JOUR T1 - Environment and health: 1. Population, consumption and human health JF - Canadian Medical Association Journal JO - CMAJ SP - 551 LP - 556 VL - 163 IS - 5 AU - J. Joseph Speidel Y1 - 2000/09/05 UR - http://www.cmaj.ca/content/163/5/551.abstract ER -