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Exposure to cooking fuels and birth weight in Lanzhou, China. https://t.co/NNHLuGVjir
Exposure to cooking fuels and birth weight in Lanzhou, China. https://t.co/NNHLuGVjir
Significant reductions in birth weight for mothers using coal and biomass rather than gas in China. http://t.co/6O13Y5eMLk