title: Keeping our guard up.
authors.forename: B E
authors.initials: BE
authors.lastname: Puetz
mesh_terms: D016099:Endoscopy, Gastrointestinal / Q000451:nursing; D006509:Hepatitis B / Q000517:prevention & control / Q000635:transmission*; D006801:Humans; D017758:Infectious Disease Transmission, Patient-to-Professional; D009740:Nursing Staff