RT Journal Article SR Electronic(1) A1 Prosser, J. I.YR 1994 T1 Molecular marker systems for detection of genetically engineered micro-organisms in the environment JF Microbiology, VO 140 IS 1 SP 5 OP 17 DO https://doi.org/10.1099/13500872-140-1-5 PB Microbiology Society, SN 1465-2080, AB , UL https://www.microbiologyresearch.org/content/journal/micro/10.1099/13500872-140-1-5