title: A primer on sampling for biological contaminants--Part 3: Surface sampling equipment and techniques.
authors.forename: Robert W
authors.initials: RW
authors.lastname: Powitz
authors.forename: James J
authors.initials: JJ
authors.lastname: Balsamo
mesh_terms: D015169:Colony Count, Microbial; D004784:Environmental Monitoring / Q000295:instrumentation / Q000379:methods*; D011635:Public Health Administration; D012499:Sanitation / Q000379:methods; D014481:United States