Relationship between Combined Chlorine (inactive chlorine) and Thermotolerant (Faecal) Coliforms Bacteria in Drinking Water among some Neighborhoods of Al-Najaf City
Magazine of Al-Kufa University for biology/Mağallaẗ ğāmiʿaẗ al-kūfaẗ li-ʿulūm al-ḥayāẗ