010030000a22002170004500003000900000005001700009562002700026264003400053700010000087700006400187710007100251710004100322710007000363245003900433300001000472500022400482041000800706650001800714650004200732040001100774PH-MaWHO20241108112600.0  aEFP/81.21.-Unpublished  aKuala Lumpur : bPEPASc1981.  aWestern Pacific Regional Centre for the Promotion of Environmental Planning and Applied Studies  aWorld Health Organization. Division of Environmental Health  aWorld Health Organization. Regional Office for the Western Pacific  aGlobal Environment Monitoring System  aWHO Collaborating Centre for Air Pollution Monitoring (Australia)  aAir quality monitoring and control  a74 p.  aPrepared for Western Pacific Regional Centre for the Promotion of Environmental Planning and Applied Studies (PEPAS), Kuala Lumpur, Malaysia by WHO Collaborating Centre for Air Pollution Monitoring, Brisbane, Australia.  aeng  aAirxAnalysis  aAir pollutionxPrevention and control  aWHOLIS