Cracked infusion bottles.
D006328:Cardiac Catheterization / Q000009:adverse effects*; D003428:Cross Infection / Q000209:etiology*; D004756:Enterobacteriaceae Infections / Q000209:etiology*; D006801:Humans; D012706:Serratia marcescens / Q000302:isolation & purification; D013203:Staphylococcal Infections / Q000209:etiology*