title: The Respirgard II 303 breathing circuit filter is NOT an "absolute filter".
authors.affiliation: Regional Respiratory Care Education Consultant Southern California Permanente Medical Group Pasadena, California.
authors.forename: Robert R
authors.initials: RR
authors.lastname: Demers
authors.affiliation: Respiratory Therapy Student Platt College Ontario, California.
authors.forename: Carmen
authors.initials: C
authors.lastname: Burciaga
authors.affiliation: Director of Clinical Education Platt College Ontario, California.
authors.forename: Mark
authors.initials: M
authors.lastname: Sousa
mesh_terms: D004866:Equipment Contamination; D006801:Humans; D012121:Respiration, Artificial