List of Articles Environmental pollutants Open Access Article Abstract Page Full-Text 1 - Ecological Risk Assessment and Pollution Models of Trace Metal Concentrations in Road Dust in parts of Enugu, Southeastern Nigeria Chigozie Bright Ichu Jushua Ifeanyichukwu Ume Alexander Iheanyichukwu Opara Francis Chizoruo Ibe 10.22034/jchr.2021.1896397.1116 Open Access Article Abstract Page Full-Text 2 - Environmental Survey on Microbial Contamination in Two Public Hospitals in Qazvin Mohadeseh Choubdar Shagahyegh Mousavi Zohreh Naghdali Faezeh Mohammadi Milad Mousazadeh Ahmad Nikpey 10.22034/jchr.2022.1897883.1126