title: Short-term sterility of the pulmonary artery catheter inserted through an external plastic shield.
mesh_terms: D006328:Cardiac Catheterization / Q000295:instrumentation*; D004866:Equipment Contamination / Q000517:prevention & control*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011651:Pulmonary Artery; D013242:Sterilization; D013997:Time Factors