title: Contamination management of broad-range ribosomal DNA PCR: where is the evidence?
mesh_terms: D004275:DNA, Ribosomal / Q000032:analysis*; D016133:Polymerase Chain Reaction / Q000379:methods*; D011786:Quality Control; D014867:Water / Q000737:chemistry
chemical_list: D004275:DNA, Ribosomal; D014867:Water