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1991

Autor: World Health Organization. Prevention of Environmental Pollution Unit
Enlace original: https://apps.who.int/iris/handle/10665/58610

Organización Mundial de la Salud
Enlace permanente

World Health Organization. Prevention of Environmental Pollution Unit ,  [Revision of the WHO guidelines for drinking-water quality : report of a coordination group consultation in Geneva from 13 to 14 May 1991]
1991

Autor: World Health Organization. Prevention of Environmental Pollution Unit
Enlace original: https://apps.who.int/iris/handle/10665/58613

Organización Mundial de la Salud
Enlace permanente

World Health Organization. Prevention of Environmental Pollution Unit ,  [Revision of the WHO guidelines for drinking-water quality : report of the first review group meeting on inorganics, Bilthoven, Netherlands, 18-22 March 1991]
1991

Autor: World Health Organization. Prevention of Environmental Pollution Unit
Enlace original: https://apps.who.int/iris/handle/10665/58613

Organización Mundial de la Salud
Enlace permanente

World Health Organization. Prevention of Environmental Pollution Unit ,  [Revision of the WHO guidelines for drinking-water quality : report of the first review group meeting on inorganics, Bilthoven, Netherlands, 18-22 March 1991]
1991

Autor: World Health Organization. Prevention of Environmental Pollution Unit
Enlace original: https://apps.who.int/iris/handle/10665/58610

Organización Mundial de la Salud
Enlace permanente

World Health Organization. Prevention of Environmental Pollution Unit ,  [Revision of the WHO guidelines for drinking-water quality : report of a coordination group consultation in Geneva from 13 to 14 May 1991]
1984

Autor: Helmer, Richard World Health Organization. Prevention of Environmental Pollution Unit International Drinking Water Supply and Sanitation Decade Inter-Regional Meeting on Rural Water Supply and Sanitation (1984 : Umea, Sweden)
Enlace original: https://apps.who.int/iris/handle/10665/61523

Organización Mundial de la Salud
Enlace permanente
Helmer, Richard ,  World Health Organization. Prevention of Environmental Pollution Unit ,  International Drinking Water Supply and Sanitation Decade ,  Inter-Regional Meeting on Rural Water Supply and Sanitation (1984 : Umea, Sweden) ,  [Water quality, health and the Decade : reflections on a new programme approach / Richard Helmer]
1984

Autor: Helmer, Richard World Health Organization. Prevention of Environmental Pollution Unit International Drinking Water Supply and Sanitation Decade Inter-Regional Meeting on Rural Water Supply and Sanitation (1984 : Umea, Sweden)
Enlace original: https://apps.who.int/iris/handle/10665/61523

Organización Mundial de la Salud
Enlace permanente
Helmer, Richard ,  World Health Organization. Prevention of Environmental Pollution Unit ,  International Drinking Water Supply and Sanitation Decade ,  Inter-Regional Meeting on Rural Water Supply and Sanitation (1984 : Umea, Sweden) ,  [Water quality, health and the Decade : reflections on a new programme approach / Richard Helmer]

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