SAIQA; DR. HAMIDA BIBI; DR. DILAWAR FARHAN SHAMS; *DR. SYED WEQAS ALI; ARIF ULLAH; ARBAZ KHAN KHATTAK. COMPARATIVE ANALYSIS OF PARTICULATE MATTER LEVELS AND HEALTH RISKS IN SCHOOLS IN URBAN AND RURAL AREAS OF DISTRICT MARDAN . Spectrum of Engineering Sciences, [S. l.], v. 4, n. 3, p. 4387–4397, 2026. Disponível em: https://www.thesesjournal.com/index.php/1/article/view/3623. Acesso em: 6 aug. 2026.