TY - GEN AU - Hazrati,Sadegh AU - Baghi,Abbas Naghizadeh AU - Sadeghi,Hadi AU - Barak,Manouchehr AU - Zivari,Sahar AU - Rahimzadeh,Soheila TI - Investigation of natural effective gamma dose rates case study: Ardebil Province in Iran SN - 1735-1979 PY - 2013///0204 N1 - Publication Type: Journal Article UR - https://doi.org/10.1186/1735-2746-9-1 ER -