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International Programme on Chemical Safety ,  World Health Organization. Promotion of Chemical Safety Unit ,  United Nations Environment Programme ,  International Labour Organization ,  [The WHO recommended classification of pesticides by hazard and guidelines to classification 1996-97]

International Programme on Chemical Safety ,  World Health Organization. Promotion of Chemical Safety Unit ,  United Nations Environment Programme ,  International Labour Organization ,  [The WHO recommended classification of pesticides by hazard and guidelines to classification 1996-97]

World Health Organization ,  International Labour Organization ,  [Post-exposure prophylaxis to prevent HIV infection : joint WHO/ILO guidelines on post-exposure prophylaxis (PEP) to prevent HIV infection]

World Health Organization ,  International Labour Organization ,  [Post-exposure prophylaxis to prevent HIV infection : joint WHO/ILO guidelines on post-exposure prophylaxis (PEP) to prevent HIV infection]