@book{13566,
	author = {Regional Working Group on Occupational Health (1991 : Manila). and World Health Organization. Regional Office for the Western Pacific.},
	title = {Regional Working Group on Occupational Health, Manila, 11-15 March 1991 : report.},
	publisher = {WHO Regional Office for the Western Pacific,},
	year = {1991.},
	series = {Report series ; no. RS/91/GE/04(PHL).},
	address = {Manila : }
}