TY - GEN ED - World Health Organization TI - Calcium and magnesium in drinking-water: public health significance SN - 9789241563550 PY - 2009/// CY - Geneva, Switzerland PB - World Health Organization (WHO) KW - Drinking water KW - Standards KW - Water KW - Analysis N1 - Can calcium and magnesium (hardness) in drinking water contribute to preventing disease? This book documents the outputs of an unprecedented group of experts assembled by the World Health Organization to address this question ER -