Martinus Ginting, Faisal Yunus, Budhi Antariksa Departemen Pulmonologi dan Ilmu Kedokteran Respirasi, Fakultas Kedokteran Universitas Indonesia, RS Persahabatan Jakarta Abstract Introduction: Air pollution due to road traffic is a serious health hazard and thus the persons who are continuously pollutant exposed, may be at an increased risk. In this respect, traffic policemen are at a […]