Notas: | A la cabeza de la portada: "This report contains the collective views of an international group of experts and does not necessarily represent the decisions or the policy United Nations Environment Programme, the International Labour Organización, or the World Health Organization"--"Published under the joint sponsorship of the United Nations Environment Programme, the International Labour Organization, and the World Health Organization"--Resúmenes en francés y español--A la cabeza de la cubierta: IPCS International Programme on Chemical Safety |